Don"t throw litter around. Please _____ . [ ]A. pick it up B. pick up itC

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Don"t throw litter around. Please _____ . [ ]
A. pick it up
B. pick up it
C. pick up them
D. pick them up

答案

举一反三

A group of volunteers go to the Green Lake Park to _____ litter every month. Shall we join them?[     ]
A. stay up
B. put up
C. show up
D. pick up

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My bag is _____. I need to mend it.        [     ]
A. wearing out
B. worn out
C. broke
D. new

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—I would rather _______ you the secret right now.
—Why not?     [     ]
A. don’t tell
B. not to tell
C. not tell
D. didn’t tell

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John _______ Beijing the day before yesterday. [     ]
A. arrived at
B. arrived
C. reached to
D. arrived in

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In Switzerland, people ________ visit a friend’s house. [     ]
A. make plans
B. make plans to
C. makes plans to
D. make a plan

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