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單項(xiàng)選擇題

It is not easy to learn English well, but if you（） you will succeed in the end.

A.hang up
B.hang about
C.hang on
D.hang onto

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單項(xiàng)選擇題

The committee kept the results of the survey（）fearing a bad public reaction.

A.in itself
B.to itself
C.by itself
D.of itself

單項(xiàng)選擇題

In（）to your inquiries, we regret to inform you that we can’t help you in this matter.

A.order
B.response
C.answer
D.reaction

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