I hear our head teacher will be back from USA _____ three weeks" time.[ ]A.

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I hear our head teacher will be back from USA _____ three weeks" time.[ ]

A. at
B. of
C. in
D. with

答案

举一反三

Every citizen should be responsible _____ his behaviors.[ ]

A. for
B. with
C. on
D. to

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Jack was lucky to get two tickets ________ that concert.[ ]
A) for
B) in
C) on
D) about

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Nowadays people have many ways to communicate ________ their friends.[ ]
A) at
B) with
C) to
D) of

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Zhong Nanshan, the famous medical scientist, has devoted most of his life          useful ways in treating
cough diseases.[     ]
A. to finding
B. find
C. to find
D. finding

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I have a lot of problems ______ physics.[ ]
A. for
B. from
C. with
D. on

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