The earth is our home, we must _____ the land, air and water clean[ ]A. get

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The earth is our home, we must _____ the land, air and water clean[     ]
A.  get
B.  let
C.  keep
D.  take

答案

举一反三

—We are going to the beach for vacation.
—That _____ good.[ ]
A. feels
B. Looks
C. sounds
D. smells

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Teacher Liu _____ us a talk last Monday.[ ]
A. give
B. gives
C. gave
D. is giving

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Li Ming _____ English words every day.[ ]
A. study
B. studies
C. has studied
D. will study

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His uncle _____ for more than 9 years.[     ]
A. has come here
B. has started to work
C. has lived there
D. has left the university

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"We will provide the best _____ for you". The sentence means that we will try our best to _____you. [     ]
A.serve; serve
B.service; serve
C.seven; serve

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