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One learns a language by making mistakes and them. [ ] A.correctB.correcting C.c

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One learns a language by making mistakes and them. [ ] A.correctB.correcting C.c

One learns a language by making mistakes and ________ them.

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A.correctB.correctingC.correctsD.to correct

试题答案

答案:B

解析:

by用作介词,表示“用……方式;凭(靠/借)……手段”,后接动词时,用其V-ing形式.由句意及连词and可知,空缺应与making mistakes并列作介词by的宾语,要用V-ing形式.