____ seen,it can never be forgotten.横线处该填：a)Twice b)Since c)After d)Once最好是说以下原因,

She ____ the film. She knows nothing about it. A. can’t see B. can’t have seen C. mustn’t have seen D. must see 此句子可以用neither代替nor吗?I’ll never do it again.____ （玛丽也不再做了）Nor will Mary Mary can hardly speak Chinese.____ （汤姆也不会讲汉语）Nor can Tom这两个句子可以用neither代替nor吗?是不是这里有nev 这是用as引导的定语从句吗?He must be from Africa ,____ can be seen from his skin.A as B it it为什么不得? I hung the picture on the wall ____ can be seen well.A.where B.where it C.that D.so that ____ seen,it can never be forgotten.横线处该填：a)Twice b)Since c)After d)Once最好是说以下原因, Can you ____(see) it once seen,it can never be forgotten为什么说seen是状语? The new hall is the tallest building in this town._____from here?A .Can it see　B .Can it be seen　C .Can it seen　D .Can see This is the very book that I'm looking for.Where did you pick it ___[A.out B.up]2.I can't have seen a ghost.It must have been ____[A.imaginative B.imagination] She has heard of the new film and she has seen it as well.同义句___ ___ ___she heard of the new film,____ she has seen it.If you get a good knowledge of the background,you can enjoy the poem better .同义句A good knowledge of the background can Have you seen ____ pen.I left it yestoday.A.a B.Have you seen ____ pen.I left it yestoday.A.a B.an C.the D./ ['nevə] can you ____ it another time?填空 Can you explain it ____ us clearly ____(stand) on the top of moutain, the tower can be seen. A:I like the toy plane.Can I ____ ____?B:____,you can have it. 我对此事再也不能忍受下去了 I can ____ ____ stand it. I ____ stand it ____ ____.我对此事再也不能忍受下去了I can ____ ____ stand it.I ____ stand it ____ ____. maybe you should buy a clock and it can help you.回答：____ ____ ____ ____?