My English-Chinese dictionary isn’t in my schoolbag. Where I have put it?
A. can
B. must
C. should
D. would
网友回答
(答案→)A. can
B. must
C. should
D. would
解析：考查情态动词的完成式：句意：我的英汉字典不在书包里。我会把它放在哪里呢？can和完成式连用表示推测，常用于否定和疑问句中，must have done过去一定做了，should have done过去本应该做却没有做，would have done过去本可以做却没有，选A。