The earth became so violent that it was not clear the shape would last or not.A. ifB. howC

发布时间：2020-08-16 18:50:02

The earth became so violent that it was not clear     the shape would last or not.
A. if
B. how
C. whether
D. why

网友回答

A. if
B. how
(答案→)C. whether
D. why
解析：考查：whether常与or not 连用，句意：地球表的如此的猛烈以至于地球的形状是否会持续还是不持续还不清楚。故选C。
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