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

A. moved

B. had been moving

C. move

D. will move

Câu 1: By next month, I ...................... at this company for a year.

A. will work

B. will be working

C. will have been working

D. am going to work

Câu 2: The old drainage pipelines must be maintained; ................, leakage will be unavoidable.

A. therefore

B. similarly 

C. on the contrary

D. otherwise

Câu 3: We .............. since 5:00.

A. talk

B. are talking

C. talking

D. have been talking

Câu 4: The new project received a lot of financial assistance from the WTO; ..............., it could easilybe approved by the authority.

A. thus

B. on the other hand

C. on the contrary

D. inaddition

Câu 5: It ............... a lot last winter.

A. snows

B. has been snowing

C. snowed

D. snow

Câu 6: Before the police arrived, the robbers ..........................

A. run

B. had run

C. have run

D. have been running