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

A. cry

B. are crying

C. have been crying

D. cries

Câu 1: By the time this movie is over, we ................... this entire bag of popcorn.

A. will have eaten

B. are eating

C. are going to be eating

D. will be eaten

Câu 2: We ....................... in the plane for hours when it finally, took off.

A. had been sitting

B. have sat

C. will be sitting

D. will sit

Câu 3: Television is a prime source of home entertainment; ................, it is a cheap babysitter.

A. furthermore

B. therefore

C. accordingly

D. on the contrary

Câu 4: I don't want to go outside today because it ....................

A. rain

B. rains

C. is raining

D. is rain

Câu 5: The old drainage pipelines must be maintained; ................, leakage will be unavoidable.

A. therefore

B. similarly 

C. on the contrary

D. otherwise

Câu 6: I ............... on the bus when I dropped my wallet.

A. am getting

B. get

C. have gotten

D. was getting