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The biologist found some pollutants, a little of which can be considered very harmful to fish and other living organisms in the river.

Choose the letter A, B, C or D to answer these following questions

There are thousands of different kinds of microbes. Microbes called bacteria are the smallest living things. Bacteria live almost everywhere: on land, in water, and even inside you. Some microscopic life forms are like plants. Tiny diatoms are microbes that live in lakes and the ocean. Diatoms soak up sunlight and use its energy to make food, just like plants.

Some microscopic life forms are more like animals. Protozoa such as the amoeba and paramecium are animal-like microorganisms. An amoeba can move by changing the shape of its body. It sticks out a pseudo pod, or false foot. A paramecium is covered with tiny hairs. It waves its hairs rapidly to swim.

Viruses are another kind of microbe. Viruses sometimes act like living things and other times act like nonliving things. Viruses sometimes live in the cells of plants and animals. Inside a cell, a virus reproduces like a living thing. The virus uses the cell to make many copies of itself. Viruses are too small to see with an ordinary microscope. You need a powerful electron microscope to see a virus. Outside of a plant or animal cell, a virus is like a nonliving thing.

What should be used to see a virus?

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Pictures of the surface of the planet Venus was received yesterday from the space probe “Explorer”, which was launched last year.

Complete the passage with the words provided:
Everyone wants to reduce pollution. But the pollution problem is (1)______ complicated as it is serious. It is complicated (2)______ much pollution is caused by things that benefit people. (3)______, exhaust from automobiles causes a large percentage of air pollution. But the automobile (4)______ transportation for millions of people. Factories discharge much (5)______ the material that pollutes the air and water, but factories give employment to a large number of people. Thus, to end (6)_______ greatly reduce pollution immediately, people would have to (7)______ using many things that benefit them. Most of the people do not want to do that, of course. But pollution can be (8)______ reduced in several ways. Scientists and engineers can work to find ways to lessen the (9)______ of pollution that such things as automobiles and factories cause. Governments can pass and enforce laws that (10)______ businesses and traffic to stop, or to cut down on certain polluting activities

Read the passage carefully and choose the best answer for each space. 
A village is a (1) _____place where the influence of the city is not (2)_____ much. It is indeed a very good place for rest and relaxation.

In a village, people do not live very close to one another. Their houses are far (3)_____. Each house, therefore, has a lot of (4)_____ around it. So, almost every house is (5)_____ by flowers and fruit plants and vegetables. All these make the village look (6)_____ and fresh. There are also tall trees everywhere which provide (7)_____ from the sun and keep the village (8)_____.

Some villages are surrounded by paddy fields or mountains. There are also many streams and rivers in many villages. All these (9)_____ great beauty and variety to the village scene.

The village people are friendly and helpful. They work together and live in peace. Living among (10)_____ friendly and simple people, in such a quiet place, is indeed a real pleasure.

10________

Complete the passage with the words provided:
What is meant by the term economic resources? In general, these are all the natural, man-made, and human resources that go into the (1)___ of goods and services. Economic resources can be broken    down into (2)______general categories: property resource – land and capital, and human resources –    labor and entrepreneurial skills. What do economists mean (3)_____ land? Much more than the non-economist, land refers to all the natural resources (4)_____are usable in the production process: arable land, forests, mineral and oil   deposits, and (5)_________ on. What about capital? Capital goods are all the man-made aids to producing, storing, transporting, and distributing goods and (6)_____. Capital goods differ from consumer goods   in that (7)_____ satisfy wants directly, while the former do so indirectly by facilitating the production  of consumer  goods.  It  should  be noted that  capital  as  defined here does  not (8)_____ to  money. Money, as such, produces nothing. The term labor refers to the physical and mental talents of humans used to produce goods and services (with the exception of a certain set of human talents, entrepreneurial skills, which will be considered separately because of their special significance). Thus the services of a factory worker or an office  worker, a ballet (9)_______ or an astronaut all fall (10)______ the general heading of labor.

Read the following passages and choose the best answer for each blanket.

Rivers are all of the world’s most important natural resources. Many cities are on large rivers, and__________ every country has at least one river that plays an important part in the lives of its people.

Besides transportation, rivers _________ food, water for crops, water to drink and opportunities for recreation for people who live along their bank and to get water for crops engineer sometimes build a dam__________ a river and let the water become a lake behind the dam. Then people can use their water not only to irrigate fields but also to make electricity for homes and industries.

However, the water often becomes__________ when cities on river banks grow inside and the number of industries increases. We are learning that it is necessary to keep rivers clean if we want to enjoy the ________ of the natural resources.

3__________

Read the passage and choose the most suitable word to fill in each blank.
EVOLUTION IN PRINTING
There has been a revolution in the world of newspapers. Not many years (36)______, newspapers were still being produced using techniques unchanged for (37)______hundreds of years.
The journalists gave their stories to a typist, who prepared them for an editor, who passed them on (38)______the printer. The printer, who was a (39)______skilled man, set up the type (40)______was then collected to make the pages. When the pages were complete, the printing machines could be stared.

36__________

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Because not food is as nutritious for a baby as its mother’s milk, many women are returning to the practice of breast feeding.

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For thousands of years, people have used some kind of refrigeration cooling beverages and preserve edibles.

Read the text and decide which answer best fits each space. Circle A, B, C, or D. 
There can be no doubt at all that the Internet has made a huge difference in our lives. Parents are worried that children spend too much time playing on the Internet, hardly ever doing …..(36)…… else in their spare time. Naturally, parents are…. (37)….. to find out ….(38)…. the Internet is so attractive, and they want to know if it can be …..(39)…. for their children. Should parents worry if their children are spending that much time staring at their computers? Obviously, if children are bent over their computers for hours, …..(40)….. in some game, ….(41)….. of doing their homework, then something is wrong. Parents and children could decide how much use the children should …..(42)…… of the Internet, and the child should give his or her word that it won’t interfere with their homework …..(43)….. the child is not holding to this arrangement, the parent can take more drastic steps. Dealing with a child’s use of the Internet is not much different …..(44)….. negotiating any other sort of bargain about behavior. Any
parent ….(45)…. is seriously alarmed about a child’s behavior should make an. appointment to …..(46)….. the matter with a teacher. Spending time in front of the screen does not necessarily affect a child’s performance at school. Even if a child is absolutely crazy ….(47)…. using the Internet, he ….(48)…. she is probably just ….(49)…. through a phase, and in a ….(50)….. months there will be something else to worry about!

44._________

Choose the suitable word to complete the passage

Home is place where I feel heaven and my parents are the reason __________ (1) it. We, as a family have spent the best times of life. Only when we are at home, we feel happy. Both my father __________ (2) mother are working. __________ (3), we find time to share our daily experiences. My mother __________ (4) extra care to prepare the most delicious food I like and she is my best friend. My father has always been my best companion and I would say he is my mentor. Without my parents, I __________ (5) what I am today. I love my parents very much and we always wish to be the lovable family as we are now, ever.

(4) _________

Complete the passage with the words provided:
If you can roll a ball, you can play bowls. Everyone can play: young and old, men and women, the fit and the not so fit. It is the (1)_______ outdoor game that really is a sport for all. What other sports can grandparents play on equal terms with their grandchildren? What other game is so simple that you could take up it today and be (2)_______ in the national championship tomorrow? Simple? Perhaps that is not the (3)_______ word. There are bowls players in their thousands (4)_______ will tell you that, although bowls is a game that anyone can (5)_______ in five minutes, it takes a lifetime to (6)_______ it. They are the people who have developed a passionate interest in the game. (7)_______ for outsiders, bowls is another word, and a strange and puzzling one. They see a bowl game in action and wonder what is going on. What the players are trying to do is easy to explain. Their (8)_______ is to roll their bowls, called wood, as near as possible to the little white ball, called the jack. If one of your bowls finishes nearer to the jack than your opponent's, you score one point and he or she scores (9)_______ If you have the two nearest, you score two, and so on. The skill involved in rolling a bowl that weighs around 2 kilos across about 40 meters so that it stops only a very short (10)_______ from the target is just as impressive as the skills required in other sports.

Read the following passage and mark the letter A, B, C, or D to indicate the correct word for each of the blanks

 SARS (Severe Acute Respiratory Syndrome) is a deadly disease. Science hasn’t found the (28)……of this disease. SARS is dangerous because it develops quickly. Patients normally (29)……a high fever, a sore throat, and cough. Their body temperature is (30)……38°C.

Antibiotics cannot cure SARS, and scientists are looking for a (31)….. to prevent the disease. Before they can find one, it is important to have a (32) ……lifestyle. You should keep fit, have plenty of fresh air, and eat a lot of foods with vitamin C.

28_________

Complete the passage with the words provided:
Most Americans eat three meals (1) ______ the day: breakfast, lunch, and dinner. Breakfast begins between 7:00 and 8:00am, lunch between 11:00 am and noon, and dinner between 6:00 and 8:00 pm. On Sundays "brunch" is a (2) ______ of breakfast and lunch, typically beginning at 11:00 am. Students often enjoy a "study break" or evening snack around 10:00 or 11:00 pm. Breakfast and lunch tend to be light meals, with only one (3) ______. Dinner is the main meal. (4) ______ breakfast Americans will eat cereal with milk which are often mixed (5) ______ in a bowl, a glass of orange juice, and toasted bread or muffin with jam, butter, or margarine. Another common breakfast meal is scrambled eggs or (6) ______ omelet with potatoes and breakfast meat (bacon or sausage). People who are on (7) ______ eat just a cup of yogurt. Lunch and dinner are more (8) ______. When eating at a formal dinner, you may be overwhelmed by the number of utensils. How do you (9) ______ the difference between a salad fork, a butter fork, and a dessert fork? Most Americans do not know the answer (10) ______ But knowing which fork or spoon to use first is simple: use the outermost utensils first and the utensils closest to the plate last.

Complete the passage with the words provided:
It is relatively easy for computers to speak. A computer that says ‘please’ and ‘thank you’ in the right places is (1) ___ miracle of science ,but recognizing the words that make up normal , continuous human speech is another (2) ___ Not until now have computer been programmed to (3) ___ to a range of spoken commands.Until recently it was thought that computers would have tobe programmed to the accent and speech hahits of each user,and only then would be able to respond (4) ___to their master’s or mistress’s voice.Now rapid progress is being made (5) ______systems programmed to adapt easily to each new speaker. The IBM Tangora system,under development at the end of 1980s was claimed to (6) ______a spoken vocabulary of 20,000 words with 95 percent accuracy. The system includes a processor that can  make informed guesses as to(7)______is a likely sentence.That system has been programmed not only with grammatical rules,but also with an analyssis of a vast quantity of office correspondence.On the (8) _____of this information ,the machine can calculate the probability of one particular word following another. Statistical probability is necessary for computers to interpret not only speech but also (9) ______data. Security systems can distinguish between faces they have been taught to recognize,but never has a computer been able to match a human’s ability to make sense of a three-dimemsional scene (10) ______identifying all objects in it.

Complete the passage with the words provided:
Magnets
A solid object that has the power to attract iron and some metals is called a magnet. It does this through its magnetic field, a region of force surrounding it. The (1) _____ the magnet, the more intense is the field. Objects that are attracted to the magnet feel a force (2)­­ _____ as “magnetism” when they are inside the magnetic field. This magnetic force can pass (3) _____ some materials. Even a weak magnet will attract a pin to the other side of a (4) ______ of paper, for example. Magnets come in (5) ______ shapes. A familiar one is the curved horseshoes magnet. There are also bar magnets in the form (6) _____ disc or a stubby cylinder. Every magnet has (7) ______ poles, called north and south, at opposite ends of it: at the two ends of a horseshoes magnet, for example, or on the two sides of a disc. Powerful magnets can be (8) _______ by passing an electric current through wire coiled around a piece of iron. The (9) _____ is called and electromagnet. Magnets are (10) ______ in many household and everyday devices. They are also commonly used in industrial machinery, usually in the form of electromagnets

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Margaret Gorman, she was the first woman chosen as Miss America, died in 1995 at the age of ninety.

Complete the passage with the words provided:
In most of the earliest books for children, illustrations were an afterthought. But in the Caldecott "toy books" which first (1)............ in 1878, they were almost (2)............ important as the lines of text,  and occupied far more space in the book. One can almost read the story from the dramatic action in the pictures. (3)............ then, thousands of successful picture books have been published in the United States and around the world. In the best, the words and illustrations seem to complement each other perfectly. Often a single person is responsible (4)............ both writing and illustrating the book. One of (5)............, and certainly one of the most successful, illustrator-authors was Dr. Seuss, (6)............ real name was Theodor Geisel. His first children's book, And to Think That I Saw It on Mulberry Street, hit the market in 1937, and the world of children's literature was changed forever. Seuss's playful drawings were a perfect complement to his engaging stories and (7)............ characters. In 1957, Seuss's The Cat in the Hat (8)............ the first book in Random House's best-selling series, Beginner Books, written by Seuss and several (9)............ authors. These combine outrageous illustrations of people, creatures, and plants, and playful stories written (10)............ very simple language.

Complete the passage with the words provided:
You will make the interview process easier for the employer if you prepare relevant information about yourself. Think about how you want to present your (1)________  , experiences, education, work style, skills, and goals. Be prepared to supplement all your answers with examples that support the statements you make. It is also a good idea to review your resume with a critical eye and (2)____             areas that an  employer might see as limitations or want further information. Think about how you can answer difficult' questions (3) ______and positively, while keeping each answer brief. An interview gives the employer a (4)_____ to get to know you. While you do want to market yourself to the employer, answer each question with an honest (5)_______. Never say anything negative about past experiences, employers, or courses and professors. Always think of something positive about an experience and talk about that. You should also be (6)_______ . If you  are  genuinely interested (7) ____ the job, let the interviewer know that. One of the best ways to show you are keen on a job is to demonstrate that you have researched the organization prior to the interview. You can also (8)_____interest by asking questions about the job, the organization, and its services and products. The best way to impress an employer is to ask questions that build upon your interview discussion. This shows you are interested and (9)______close attention to the interviewer. It is a good idea to prepare a few questions in advance, but an insightful comment based on your conversation can make an even stronger statement. At the (10) _____ of an  interview, it is appropriate for you to ask when you may expect to hear; from the employer

Complete the passage with the words provided:
Throughout history people have always communicated with one another, not only by speech but also by movements of the hands and body. It is, however, only (1) ______ the last few years that these aspects of communication have been studied at all widely. This type of communication is known as body language or non-verbal communication. People sometimes wonder (2) ______ you can learn how body language works. It is of course possible to read books on the subject but you also need to (3) ______ time observing people’s movements. A railway station is a particular good place for such observation, as here people can be seen openly expressing eagerness, sorrow, delight, impatience and many other human emotions by (4) _____ of movement. If you turn down the sound on your television set and try to understand (5) _____ is happening simply by watching the picture you will learn even more about communication (6) _____ words. By turning the sound back up every five (7) ______ or so, it is possible to check how accurate your (8) ______ is. Having studied the art of body language you will have a definite (9) ______ at a boring party. You will be able to sit on your own for the whole evening and thoroughly enjoy yourself by both watching (10) ______ interpreting the body language of all the other people there