There is no doubt he’s an honest boy so there is no doubt his honesty.A. whether ;forB.

问题补充：

There is no doubt he’s an honest boy ,so there is no doubt his honesty.

A. whether ;for

B. that ;of

C. what ;about

D. why; of

答案：

A. whether ;for

(答案→)B. that ;of

C. what ;about

D. why; of

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