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: Homestead High School football team………….. a championship until last season.

A. has never won

B. had never been winning

C. is never winning

D. had never won

Câu 2: I…………..at the checkout when I………….. a strange-looking man.

A. waited/noticed

B. was waiting/noticed

C. waited/was noticing

D. was waiting/had noticed

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

A. going

B. to go

C. go

D. gone

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

A. worked

B. has worked

C. was working

D. had been worked

Câu 5: He enjoys _____ in the rain.

A. walk

B. walks

C. to walk

D. walking

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

A. study

B. to study

C. studying

D. studied