People have heard what the President has said; they are waiting to see he will do.
A. how
B. what
C. when
D. that
网友回答
A. how
(答案→)B. what
C. when
D. that
解析：主要测试宾语从句。由语境可知句子中的动词see需要宾语，另外句子 he will do中也需要宾语，结合所给答案可知what可以充当上述双重作用。译文：人们已经听说了总统的发言；人们正等待着看他将会做些什么。