Câu hỏi: It ............... Mexico.

A. is imported to

B. is imported from

Câu 1: The day before yesterday we .............................a very bad storm.

A. had had

B. were having

C. had

D. have had

Câu 2: It .................. by next Friday.

A. has to be done

B. has been done

Câu 3: New officers ........................ by our club when we hold our next meeting.

A. will be elected

B. are electing

C. will elect

D. was elected 

Câu 4: She complains that she ................................ headaches.

A. has frequently had

B. has been frequently

C. has frequently

D. had frequently been had

Câu 5: The bridge ........................

A. is still built

B. is still being built

Câu 6: The tablets .............. with food.

A. must take

B. must be taken