Câu hỏi: Not everyone realizes that the most largest organ of the human body is the skin.

A. not everyone

B. most largest

C. human

D. is

Câu 1: Bill is often late for class, which makes his teachers angrily.

A. Bill is often

B. for

C. which

D. angrily

Câu 2: Passengers are required to arrive to the gate fifteen minutes before departure time.

A. are required

B. to arrive to

C. before

D. departure time

Câu 3: It is the recommendation of many psychologists that a learner ought to use mental images to associate word and remember them.

A. recommendation

B. ought to use

C. to associate word

D. remember them

Câu 4: The Great Pyramid of Giza is said to have built over a 20-year period.

A. of

B. said

C. have built

D. a

Câu 5: Building thousands of years ago, the ancient palace is popular with modern tourists.

A. building

B. ago

C. the ancient 

D. popular with

Câu 6: I think she will be suitable for the work because she has been working like a teacher for a long time.

A. will be

B. for

C. has been working 

D. like