Câu hỏi: Doctors _____ a cure to AIDS yet.

A. have found

B. found

C. haven't found

D. hasn't found

Câu 1: The sun . . . . . . . . . . . . . . . in the east.

A. rise

B. rose

C. rises

D. rising

Câu 2: Are you looking forward.................... on your cassation?

A. you go

B. going

C. to going

D. to go

Câu 3: What does your brother . . . . . . . . . . . . . . ?

A. look like

B. look as

C. be like

D. as

Câu 4: 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 5: 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 6: Would you like..................... somewhere for a rest?

A. going

B. to go

C. go

D. to be gone