.A volunteer is a person willing to help others, one who offers to do something without.A.

发布时间：2020-08-16 09:31:16

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A volunteer is a person willing to help others, one who offers to do something without    .
A. paying
B. paid
C. being paid
D. to pay

网友回答

A. paying
B. paid
(答案→)C. being paid
D. to pay
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