He isn't cominy back in a week ,I think.改同义句

He isn't cominy back in a week ,I think.改同义句 He's already back home,___he?A hasn't B has C is D isn't Isn't he cute? NO he isn't He's already back to Australia,(.(.).He is on a visit to Shanghai.A.isn't he;No ...He's already back to Australia,(.(.).He is on a visit to Shanghai.A.isn't he;NoB.hasn't he;YesC.isn't he;YesD.hasn'he;No正确答案是A,可是为什么要用isn't he, He ___ back until the work _____ done.A.isn't;will be B.isn't;is C.won't be;will be D.won't be; I hear that John is going back to London,A.don't B.isn't he C.isn't I D.doesn't 请问该选哪一个 he's already back to Australia,No.he is on a visit to shanghai为什么选isn‘t he,不选hasn't he. 一句句子语法he (has not yet returned).he will (returned) in ten minutes.用短语动词be改写括号中的内容,isn't back yet.he will be back in ten minutes.我的问题是he isn't back yet是什么时态能改成he hasn't be back yet 完成时与一般现在时的区别He 's back from London already,____?isn't he .有already不是完成时吗,为什么不选 hasn 't he 1 He isalways back home at five p.m.,( ) he A doesn' t B isn't C hasn' t D is He is ( )home.He isn't( )school. He is (real) clever,isn't he? he isn’t in.he is He---back until the work---done.A.isn't;will be B.won't be;will be C;won't be;is为啥选C不选A He's already back home,___he? A hasn't B has C is D isn't前面不是 has么?反义疑问句难道不用hasn‘t? my father's just back from work,___?___.he is having a rest in the room.A.hasn't he,Yes,he has B.has he,NO,he hasn't C.isn't he,Yes,he is D.is he,NO,he isn't He's already back to Australia ,--- .He is on a visit to Shanghai .A.isn't he;No B.hasn't he ;Yes C.isn't he ;Yes D hasn't he ;No为什么He's 是He is 而不是He has