We have had several Beijing operas in Shanghai Concert Hall ___ 2010A.for B.by C.in D.sinceTell me,which one is right?Why is B instead of in不是后面加年份的吗这个链接里面不是说in后加年份么？为什么这道题不行了？

I have had several conversations with him啥意思? some students in shanghai have had e-bags for several months为什么用 have had some students in shanghai have had e-bags for several months用have had对吗 we have met our headmaster in several occasions 该错 We have seen the same doctor several times.(对划线部分提问,划 several times） you don‘t have to describe her.i (have met/had met/met) her several times. Some students in Shanghai ____ e-bags for several months. A. had B. have had C. will have we could have had it all we should have had one long ago What We Could Have Had 歌词 __your support,we might have succeeded in performing the last .A.If we have B.If we would have had C.If we had D.Had we had present,为什么这里用的是形容词,动词不可以吗?We had to queue for hours to get in and there must have been several hundred people present just before the show began. 句中just的含义是什么We had to queue for hours to get in and there must have been several hundred people present just before the show began. I have had surgery several times because of my bone cancer We have been to restaurant on the right of the several times(对划线部分提问,划several times） we did not find water or grass -----we had passed several villages A until B after选择哪个,为什么. we had to 与we have to有什么区别 英语达人,I have had it several times,这句话里面的had是什么?我知道have过去式had,三单是has对吗?