Câu hỏi: 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 1: Doctors _____ a cure to AIDS yet.

A. have found

B. found

C. haven't found

D. hasn't found

Câu 2: 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 3: Just keep on................ what you like.

A. do

B. did

C. doing

D. done

Câu 4: We…………..in this town for a long time. We…………..here sixteen years ago.

A. had been/come

B. have been/came

C. were/came

D. are/came

Câu 5: Would you like..................... somewhere for a rest?

A. going

B. to go

C. go

D. to be gone

Câu 6: What does your brother . . . . . . . . . . . . . . ?

A. look like

B. look as

C. be like

D. as