Câu hỏi: Babies ................ when they are hungry.

A. cry

B. are crying

C. have been crying

D. cries

Câu 1: Rita .................. class every day.

A. not to attend

B. doesn’t attend

C. not attending

D. isn’t attended

Câu 2: I ............... on the bus when I dropped my wallet.

A. am getting

B. get

C. have gotten

D. was getting

Câu 3: The store ..................... two sales so far this year.

A. is having

B. has been having

C. has

D. has had

Câu 4: The old drainage pipelines must be maintained; ................, leakage will be unavoidable.

A. therefore

B. similarly 

C. on the contrary

D. otherwise

Câu 5: The Wagners ................ to Florida two years ago.

A. moved

B. had been moving

C. move

D. will move

Câu 6: Mr. and Mrs. Wilson .............. some disputes with their neighbors.

A. having

B. have been having

C. have having

D. have been had