He put the two letters into the wrong envelopes ______ mistake.

Find the underlined part in each sentence that should be corrected: 

The first nation park in the world, calling Yellowstone Park, was established in 1872.

This plant________ from the British countryside.

Blues is a form of music that came from the American South, where slaves on plantations   ...........  spiritual songs and word music.

Identify the error in each sentence: If I had (A) knew (B) his address, I (C) would (D) have told you.

Watching Korean films on TV is a time - …. activity. 

Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions: 

The dog saw his reflection in the pool of water.

If you have any problems with the computer, contact Simon. It's best if you let him________

The website is not … for teenagers. It’s unusable. 

Since her ….. the room has been full of laughter. 

Chọn đáp án đúng để hoàn thành câu:

Many people do not like scuba diving _______.

The …. unit of currency is the Ringgit. 

____young people from the countryside are moving into the city to find a better job.

Electronic music is a kind of music in which sounds are produced ________. 

Mike is bright and hard-working; he has passed all his exams with _________.

Thanks to lifelong learning, people's level of awareness  ............   significantly.

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

No ........ which way I try to sleep, my back gives me pain.

Choose the correct answer to complete each following sentence by circling A, B, C or D. 

Passengers should not leave their seats________a flight attendant gives them permission to do so.

Karen is so small that she often has to resort __________

In water polo, a player is ejected after committing five personal fouls.

Marie Curie was the first and only woman _______ two Nobel Prizes.