A computer can only do you have instructed it to do.A. howB. afterC. whatD. when

发布时间：2020-08-15 01:03:36


A puter can only do      you have instructed it to do.
A. how
B. after
C. what
D. when

网友回答

A. how
B. after
(答案→)C. what
D. when
解析：本题考查的是名词性从句作宾语的用法。此句的引导词既作连词又在宾语从句中充当一成分，故what最合适。
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