Câu hỏi: It .................. by next Friday.

A. has to be done

B. has been done

Câu 1: They are ........................ by the police at themoment.

A. questioned

B. being questioned

Câu 2: Since the first space mission many communication satellites ..........................

A. was launched

B. are launched

C. have been launched

D. had been launch

Câu 3: Before leaving camp, the Boy Scouts .............. the fire.

A. were put out

B. had been put out

C. put out 

D. had putted out 

Câu 4: It ............... Mexico.

A. is imported to

B. is imported from

Câu 5: Wine .................... grapes.

A. is made by

B. is made from

C. Either could be used here.

Câu 6: These shoes .................. of leather.

A. are made

B. were made