Câu hỏi: Just keep on................ what you like.

A. do

B. did

C. doing

D. done

Câu 1: Would you like..................... somewhere for a rest?

A. going

B. to go

C. go

D. to be gone

Câu 2: Fish were among the earliest form of life. Fish ………….. on earth for ages and ages.

A. existed

B. are existing

C. have existed

D. exist

Câu 3: The news came as no surprise to me. I…………..for some time that the factory was likely to close.

A. knew

B. had known

C. have existed

D. exist

Câu 4: Glenda…………..extremely hard when she was a student.

A. worked

B. has worked

C. was working

D. had been worked

Câu 5: She shouldn’t get married yet; she . . . . . . . . . . . . . . . . 

A. is not old enough

B. was not old enough

C. is not enough old

D. was not enough old

Câu 6: No breakfast for Mark, thanks. He…………..breakfast.

A.  has not eaten

B. did not eat

C. is not eating

D. does not eat