________5 :30 yesterday, they had finished the work. [ ]A. At

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________5 :30 yesterday, they had finished the work.  [     ]
A. At
B. In
C. On
D. By

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举一反三

           National Day, people always go out for a holiday.        [     ]
A.On
B.At
C.in
D.For

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The team trekked            the jungle to look for tigers.           [     ]
A. through
B. cross
C. into
D. across

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I would like to sail          the Pacific Ocean one day?         [     ]
A. through
B. cross
C. into
D. across

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Mr Smith is a tall man           thick glasses.[     ]
A. with
B. in
C. On
D. upon

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Our country provided the people           plenty of things during the flood.   [     ]
A. in
B. to
C. onto
D. with

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