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 norm al, 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 analysis 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-dimensional scene (10) ______ identifying all objects in it.
(9)......................

Choose the best answer from the four options given (A, B, C, or D) to complete each sentence.

Lisa was wearing a pure white dress, with a gold belt round her__________. 

While the secretary is on vacation, her deputy will call the_______.

Choose the best answer from the four options given (A, B, C, or D) to complete each sentence.

Kyung Bin Yi has been praised for her role in security several_______ contracts for Dwyer Industries’ fledgling mobile-computing division.

Every ten minutes, one kind of animal, plant or insect dies (1) ...... forever. If nothing is done about it, one million species that are alive today will have become (2) ...... twenty years from now.
The seas are in (3) ........ They are being filled with poison, industrial and nuclear (4) ......., chemical fertilizers and pesticides, sewage. The Mediterranean is already nearly dead. The North Sea is following. If nothing is done about it, one day soon nothing will be able to live in the seas.
The tropical rain forests, which are the (5) ...... of half the earth's living things (including many rare animals and plants), are being destroyed. If nothing is done about it, they will have disappeared in twenty years. The (6) ...... on the world's climate and on our agriculture and food supplies, will be disastrous.
Fortunately, somebody is trying to do something about it. In 1961, the World Wildlife Fund was (7) ...... - a small group of people who wanted to raise money to save animals and plants from extinction.
Today, the World Wildlife Fund is a large international organization. It has raised over $35 million for conservation projects, and has created or given (8) ...... to National Parks in five continents. It has helped 30 mammals and birds, including the tiger, to (9) ........ Perhaps this is not much, but it is a start. If more people give more money - and if more governments wake up to what is happening -perhaps the World Wildlife Fund will be able to help US to avoid the disaster that (10) ...... the natural world, and all of US will be with it.
(6)..................

I can’t tell you very much about the subject, I’m afraid. I only have a very ______ knowledge of it myself.

Choose the best answer from the four options given (A, B, C, or D) to complete each sentence.

Melbourne Motors has succeeded in............... positive publicity for its new line of ecologically friendly automobiles.

Choose the best answer A, B, C or D that best completes each sentence: Farming_____not interesting to Jam.

Because the store was………… located, it had a huge advantage in exposing its goods tothe public, which had an impact on its increase in sales.

I met a  .............  girl at my friend's birthday party last Sunday.

My sister ............... for you since yesterday.

Choose the best answer from the four options given (A, B, C, or D) to complete each sentence.

When he served as President of Delvan Manufacturing, Pierre Dunn ________  several policies that transformed the company. 

 There … some good news about my family lately. 

The major goal of ASEAN is to         economic growth, social progress and cultural development.

Choose the underlined part that needs correction: 

When we were talking about relaxing after work, Jack said he enjoyed to listen to music, Carla said she preferred jogging, and I was considering taking up tennis.

The children often make ____ of Charles, which annoys his parents very much.

Read the passage and choose the best option to complete each blank. 
Singapore has a highly developed market-based economy (1) _______ historically revolves around extended trade. Along with Hong Kong, South Korea and Taiwan Singapore is one (2)_______ the Four Asian Tigers. The economy depends heavily on export, refining, imported goods, especially in manufacturing. Manufacturing constituted twenty six (3) ________ of Singapore’s GDP in 2005. The manufacturing industry is well –diversified into electronic petroleum refining chemicals, (4) _______ engineering and biomedical sciences manufacturing. In 2006, Singapore produced about 10 percent of the world foundry water output. Singapore’s the busiest port in the world in terms of tonnage shipped. Singapore is The world’s fourth largest foreign exchange trading centre after London, New York City (5) _______ Tokyo
(1)............................

Feminism, collective term for systems of belief and theories that pay special (1) ________ to women's rights and women's position in culture and society. The term tends to be used for the women's rights movement, which began in the late 18th century and continues to campaign for complete political, social, and economic equality between women and men. This article (2)________specifically with the development of the ideas behind that movement and their  (3)____________and impact. 
Feminists are united by the idea that women's position in society is unequal to (4) ________of men, and that society is structured in such a way as to benefit men to the political, social, and economic (5) __________of women. However, feminists have used different theories to explain these (6) ____________ and have advocated different ways of redressing inequalities, and there are marked geographic and historical variations in the nature of feminism. 
Historically, feminist thought and activity can be divided into two waves. The first wave, which began in about 1800 and (7) _______until the 1930s, was largely concerned with gaining equal rights between women and men. The second wave, which began in the late 1960s, has continued to fight for (8) ______ but has also developed a (9)_______ of theories and approaches that stress the difference between women and men and that draw attention to the (10)_____ needs of women.
(10).........................

Choose the best answer A, B, C or D that best completes each sentence: The incident sparked off a whole ……. of events that nobody had foreseen.

Choose the best answer:

I worked .....a volunteer guide in the Asian Students’ sports competitions last year.

Any employers or contractors who are found to have…………safety laws will be subject to a heavy fine.