Identify the error in each sentence: It is estimated that the population of Vietnam will reach 100 million for the next 25 years and will stabilize at 120 million by the middle of this century

It was a bit embarrassing when the teacher caught us   .............

She ............  the station every day but then she suddenly decided to walk instead.

In the 19th century new methods of transportation, in particular canals and railways, ............ for. transporting goods from places to places.

It’s a beautiful house, and I _________ it if I _________ the money, but I can’t afford it. 

The meeting was ____________, and all left satisfied. 

There was quite a _________ crowd at the match. 

In Viet Nam, you shouldn't ................    at somebody's house on the first day of the New Year unless you have been invited by the house owner.

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

Nonla, that is one of the typical symbols of the Vietnamese culture, has a conical form.

Today the move away from rigid rules makes it much easier (1) ________ the right way to behave because there are fewer out and out ‘wrongs’. Of course there are still a few situations where inflexible rules (2) ________, although these are mainly concerned with official functions. But nine times out of ten, the way you choose to behave is (3) ________ you, with one very important proviso: that you keep firmly in (4)________ the basis (5)________ etiquette has grown up; in other words, the need always to consider other people's feelings first. 
Some people, for instance, are very informal and outgoing by (6) ________, while others prefer to be more reserved and formal. Younger people tend to be less formal than their parents. Habits can (7) ________ in different parts of the country. Behaviour which may be commonplace in the capital - like arriving later than the stated time - can often be unconventional (8) ________. Just remember the basic rule of consideration for others, and when in doubt, follow the example of those around you. Etiquette is a skill that is easily learned and it brings the benefits of other people's appreciation whenever you (9) ________ in practice. It's a pleasure to spend time with people who are reliably courteous and (10) ________; it's also pleasant to feel that you will always know what to do or say in any circumstances, mundane or extraordinary
(6).....................

Don’t        in matters that do not concern you.

Chọn đáp án đúng để hoàn thành các câu sau:

When you are on duty, your uniform ________at all times.

It is predicted that over the next few decades many species will die   ......... as once fertile areas turn to desert,

I .............. the book about artificial intelligence by tomorrow, then you can borrow it.

Identify the error in each sentence: Lectures for the week of March 22-26 will include the following: The Causes of the Civil War, The Economy of the South, Battle Strategies, and Assassinating Lincoln

Identify the one underlined word or phrase that must be changed in order for the sentence to be correct.

That's ........ -  I'm sure I left my watch on the table but it doesn't seem to be there any more.

If my mother _    ________me up, I will catch the bus.

Identify the error in each sentence: 

Some fishes live at enormous depths that they are almost complete blind.

Identify the error in each sentence: We had better to review this chapter carefully because we will have some questions on it one our test tomorrow

Identify the one underlined word or phrase that must be changed in order for the sentence to be correct.

Nathan is taking part in a research ........ on the effects of GM foods.

Choose the best answer:
Sports and festivals form an integral part of every human society.