Câu hỏi: If they took their language lesson seriously, they would be able to communicate with the locals now.

A. took

B. seriously

C.  would be

D. with the locals

Câu 1: My pen has very few ink in it, so could you give me some

A. has 

B. few ink

C. could

D. some

Câu 2: It is very difficult for her to prevent him for smoking in her house.

A. very

B. for 

C. prevent 

D. for smoking

Câu 3: More than ten students have failed the exam, that surprised the class teacher.

A. more than

B. have failed

C. that

D. the

Câu 4: A smile can be observed, described, and reliably identify, it can also be elicited and manipulated under experimental conditions.

A. identify

B. experimental

C. can also

D. A smile

Câu 5: My father asked me where had I gone the night before.

A. the

B. asked me

C. had I

D. before

Câu 6: It is recommended that people to take regular exercise.

A. recommended

B. people

C. to take

D. exercise