问题补充：
单选题I___,butIdidn thinkyouwereserious.A.shouldn laughedB.wouldn laughC.shouldn’t have laughedD.needn’t have laughed
答案：
C解析shouldn have done意思是:本不应该做却做了.
时间：2022-08-22 08:00:28
单选题I___,butIdidn thinkyouwereserious.A.shouldn laughedB.wouldn laughC.shouldn’t have laughedD.needn’t have laughed
C解析shouldn have done意思是:本不应该做却做了.
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