Câu hỏi: 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 1: The World War II ………….. in 1939 and ………….. in 1945.

A. begins/ends

B. had begun/ended

C. has begun/had ended

D. began/ended

Câu 2: According to the research reports, people usually ………….. in their sleep 25 to 30 times each night.

A. turn

B. are turning

C. have turned

D. turned

Câu 3: Dad allowed Dora......................... to the party.

A. going

B. to go

C. go

D. gone

Câu 4: Are you looking forward.................... on your cassation?

A. you go

B. going

C. to going

D. to go

Câu 5: Glenda…………..extremely hard when she was a student.

A. worked

B. has worked

C. was working

D. had been worked

Câu 6: You shouldn't spend all your time.....................

A. study

B. to study

C. studying

D. studied