单选题Terribly sorry  I came&nb

问题补充：

单选题Terriblysorry,Icamehomeatlast.I______ofthesupermarket ______socrowded.A.should have thought; beingB.should think; beingC.could have thought; wasD.could think; was

答案：

A解析think of的宾语应为动词，排除C、D两项；由一个句子可知，事情发生过去，后悔自己不该去超市，因为人太多，故应选择should have done 结构，表示对过去事情的虚拟。