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單項(xiàng)選擇題

At first, the speaker was referring to the problem of pollution inthe country, but halfway in her speech, she suddenly（）to another subject.

A.committed
B.switched
C.favored
D.transmitted

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單項(xiàng)選擇題

Your advice would be（）valuable to him, who is at present at his wits' end.

A.exceedingly
B.excessively
C.extensively
D.exclusively

單項(xiàng)選擇題

She cut her hair short and tried to（）herself as a man.

A.decorate
B.disguise
C.fabricate
D.fake