There is no doubt at all she will call us when she gets there.A. ifB. whetherC. whatD. tha

问题补充：

There is no doubt at all she will call us when she gets there.

A. if

B. whether

C. what

D. that

答案：

A. if

B. whether

C. what

(答案→)D. that

解析：考查同位语从句：doubt是同位词，同位语从句是doubt的内容，因为是没有怀疑，所以是肯定的事情，用that连接同位语从句，that不做成分，只起到连接的作用。句意：毫无疑问她到的时候会打电话给我们。选D。