have/has 后为什么是come 而不是 came ?书上出现的."What has come over you?"和"linguists have come up with what they called an…" 求解.

have/has 后为什么是come 而不是 came ?书上出现的.What has come over you?和linguists have come up with what they called an… 求解. have come to know为什么是come为什么不是have came to know呢? they____(have)the same hobby!they____(have)the same hobby!为什么是have而不是has I didnt see your sister at home.if she ____,she would have met me.A has come B did come C had come答案为什么是C请说理由另外B为什么不可以,did come我不可以理解为确实来了嘛.. didnt see your sister at home.if she ____,she would have met me.A has come B did come C had come答案为什么是C请说理由另外B为什么不可以,did come我不可以理解为确实来了嘛.. have/has.find.come tell过去式是什么 he has just come out a book为什么是错的 Come here and ( ) lunch , Kitty.选择：A.have B. has答案为A或B How much time has we left?为什么是用has?而不是用have呢? when and where has not been decided为什么是用has 而不是 have They each year has fuor ball games 这句话为什么是用has而不是用have They dreams have already come true 为什么是come 而不是came 后面不是说already（早已）了还有 为什么是have 而不是are She does not have a basketball.为什么是have而不是has? Do you think he have a basketball?为什么是have ,而不是has Is the athlete have a gold medal?不是说第三人称是has吗?为什么是have? (急求）Please come and have a look ()our school if you have time选项A atB aboutC inD on问下为什么是选A at,而不选C in? 现在完成时的几个问题句式为have++过去分词为什么说他死了要用he has been die而不用he has died?还有,有一个句式是he has already finished his homework,可不可以把already置后? nobody has come here改反义疑问句 nobody has come here,__________ have theynobody has come here改反义疑问句 nobody has come here,__________ have they