单项选择题

It is reported that he never（）an operation （手术）without washing his hands.

A.railway
B.track
C.gay
D.pered

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单项选择题
A full point（）was given to the one who pered skillfully and powerfully in the match.

A.whilst
B.awake
C.score
D.age
单项选择题
He did such a （）job that everyone in the office was satisfied （满意）.

A.mistake
B.perfect
C.dry
D.decide
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