Operation rooms should be kept free ______ bacteria of any kind. [ ]A. with

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Operation rooms should be kept free ______ bacteria of any kind. [     ]
A. with
B. for
C. from
D. to

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举一反三

It will be some years before some foreign doctors change the impression they have ____Chinese medicine, _____, in their opinion, is nothing but raw herbs and not effective at all in treating diseases. [     ]
A. for; which
B. on; what
C. to; that
D. on; which

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_______ avoid possible embarrassment, Tom ______ignores her former girlfriend whenever he sees her. [     ]
A. In order to; deliberately
B. As to; intentionally
C. So as to; purposely
D. So that to; on purpose

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Just a few months before the examination the lazy bone studied day and night _____ that he
should fail.       [     ]
A. in case
B. so long as
C. for fear
D. on condition

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You must repay the loan, and any interest that is _____ on it.   [     ]
A. over
B. beyond
C. due
D. account

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_______ the trouble they were in, they still managed to help us with some money. [     ]
A. In spite of
B. Despite of
C. In terms of
D. In sight of

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