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

A. moved

B. had been moving

C. move

D. will move

Câu 1: The old drainage pipelines must be maintained; ................, leakage will be unavoidable.

A. therefore

B. similarly 

C. on the contrary

D. otherwise

Câu 2: The Smiths are eating less and exercising more; ..............., they can keep their weight down and stay in shape.

A. Consequently

B. also

C. nevertheless

D. otherwise

Câu 3: I .............. Michael for years.

A. have known

B. know

C. knowing

D. was known

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: We always...................... a present to Elsa on her birthday.

A. are taking

B. taking

C. take

D. are taken

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

A. am getting

B. get

C. have gotten

D. was getting