There was a lot of fun at yesterday’s party. You _____ have come, but why didn’t you? [ ]

126I feel uncomfortable each time I remember the situation _____ Mary didn’t agree with me _____ the matter

h is a language shared by several diverse cultures, _________ uses it differently.

下列句子中，标点符号的使用不正确的一项是(　　)

I met a good friend of mine while I _____ on the street.