A cocnputcr can oaly do you have inrrreled it to do .A. howB. afterC. whatD. when

问题补充：

A cocnputcr can oaly do you have inrrreled it to do .

A. how

B. after

C. what

D. when

答案：

A. how

B. after

(答案→)C. what

D. when

解析：考查名词性从句。句中what引导宾语从句，在从句中作宾语。句意：电脑只能做你指示它做的做。