Câu hỏi: Tropical fruits .................... by farmers in the lowland region.

A. are grown

B. grown

C. are growing

D. grow

Câu 1: The tablets .............. with food.

A. must take

B. must be taken

Câu 2: We .......................... all the windows last weekend.

A. washed

B. were washed

C. was washing

D. wash

Câu 3: I can’t see it- it must ....................

A. have been taken

B. be taken

Câu 4: Wine .................... grapes.

A. is made by

B. is made from

C. Either could be used here.

Câu 5: She complains that she ................................ headaches.

A. has frequently had

B. has been frequently

C. has frequently

D. had frequently been had

Câu 6: The bridge ........................

A. is still built

B. is still being built