这里为什么要用There she is.

这里为什么要用There she is. what is she doing这里为什么用is? She with her parents is going there 这里的介词后不能作主语 为什么Listening Is your mother cooking in the kitchen Yes ,she is .为什么这里要用co 比如说She does not understand English.这里面为什么不用She is 而用she does but There is no excuse for not doing your homework 这里do为什么要用 -who's that over there?-It's Lucy's sister.这里回答为什么要用It's She she is staying there about two weeks 这里可以用about么? There is a lot of news about the Shanghai Expo.这里为什么用there i there is always plenty to read in the waitingroom 为什么这里用is呢 In America,there is lots of to see.这里为什么用is? but there is some in this jug为什么这里用is?some不是复数吗