By next sunday she will have stayed with us for three weeks为什麽不用 she will has stayed而是用will have stayed?是因为will 后面必须跟动词原型的原因吗?>_

She watches TV enery Sunday.(用next Sunday改写）she`s----to-----TV next Sunday She is visiting her grandfather next Sunday.(划线部分提问）----------------------------- is she --- next Sunday She ___ (visit) her grandparents next Sunday,isn’t she? will she have time next sunday=____ she ____ ____ nxet sunday 英语高手进,关于现在完成时的几个问题.1I have lost the pen which I bought the day before.为什么不能说成I lost the pen which I have bought the day before.2 By next sunday she will have stayed with us for three weeks.这句中的w She is going to play football next sunday. 是什么意思? By next Sunday she ( )with us for three weeks.A.will have stayed B.will has stayed选哪一个?另一个为什么不选? She will play volleyball next Sunday.(对画线部分提问) ________ ________ will she play next Sunday? by any chance 的意思是什么呢?比如are you free next sunday ,by an chance? By next sunday she will have stayed with us for three weeks为什麽不用 she will has stayed而是用will have stayed?是因为will 后面必须跟动词原型的原因吗?>_ By next sunday she _____(stay) with us for three weeks.(适当时态填空）.请告诉我填什么,并且说明原貌似全错，会的才来， next sunday 翻译中文 She had a birthday party last night.(用next Sunday做时间状语改写句子) She is going to see a movie next Sunday.变一般疑问问、否定句 What _SuHai_(do)next Sunday morning?She --（take）part in a birthday party. She suggested that we should go outing the next Sunday.间接引语改为直接引语 She will fly kites next Sunday.的同义句怎么改 She is visiting her grandfather next Sunday.(划线部分提问）-------------------------