Câu hỏi:

It gets ____ to understand what the professor has explained.

A. the more difficult

B. difficult more and more

C. more difficult than

D. more and more difficult

Câu 1:

Buckingham Palace is a major tourist ____ in London.

A. attract

B. attraction

C. attractive

D. attractiveness

Câu 2:

At this time of the year the number of students in the university tends to ____.

A. dwindle

B. deteriorate

C. reduce

D. lessen

Câu 3:

The plane ____ down 20 minutes later than scheduled because of the bad weather.

A. put

B. flew

C. landed

D. touched

Câu 4:

It is imperative ____ what to do when there is a fire.

A. he must know about

B. that everyone know

C. we knew

D. that he knew

Câu 5:

The prisoner is thought _______ by climbing over the wall.

A. to escape

B. has been escaped

C. to have escape

D. has escaped

Câu 6:

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

A. biology

B. ignorance

C. national

D. educate