If you would like to help save water by ______your bath towels, please leave them hanging on the rack.
A.reusing
B.redoing
C.remaking
D.replacing

A.A.reusing
B.redoing
C.remaking

【参考答案】

A
解析：这道题要求选择正确的动名词。该动名词既要能够以your bath towels作宾语，又要符合“通过—......

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