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It's no longer a question now man can land on the moon. [ ] A.thatB.which C.whet

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It's no longer a question now man can land on the moon. [ ] A.thatB.which C.whet

It's no longer a question now ________ man can land on the moon.

[]

A.thatB.whichC.whetherD.what

试题答案

答案:A