—John,you （ ）go out to play until （ ）your homework .—OK,Mum.A.must; finishes B.can’t; is finished C.can’t; has finished D.needn’t; finishes 为什么选B,不能选C—John,you （ ）go out to play until your homework （ ）—OK,M

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—John,you （ ）go out to play until （ ）your homework .—OK,Mum.A.must; finishes B.can’t; is finished C.can’t; has finished D.needn’t; finishes 为什么选B,不能选C—John,you （ ）go out to play until your homework （ ）—OK,M
—John,you （ ）go out to play until （ ）your homework .—OK,Mum.
A.must; finishes
B.can’t; is finished
C.can’t; has finished
D.needn’t; finishes
为什么选B,不能选C
—John,you （ ）go out to play until your homework （ ）
—OK,Mum

—John,you （ ）go out to play until （ ）your homework .—OK,Mum.A.must; finishes B.can’t; is finished C.can’t; has finished D.needn’t; finishes 为什么选B,不能选C—John,you （ ）go out to play until your homework （ ）—OK,M
首先,你以后学习一定要认真,刚才由于你不认真,我说的有点严重,望理解
你这题让你抄错了,原题是这样的.
—John,you （ ）go out to play until your homework （ ） .—OK,Mum.
答案：B.
解析：第一个空用can't 表示不可以,不能,第二个空是被动语态,因为作业自己不能写,要用被动语态,所以选B.而C是主动语态,是错误的.
翻译：约翰,直到你完成了作业才能出去玩.
好的,妈妈.

第二空：A、C、D都是主动语态，只有B是被动语态。作业自己不能发出完成的动作，只能是被完成，故要用被动语态。所以，答案是 B。

—John,you （ ）go out to play until （ ）your homework .—OK,Mum.A.must; finishes B.can’t; is finished C.can’t; has finished D.needn’t; finishes 为什么选B,不能选C—John,you （ ）go out to play until your homework （ ）—OK,M （ ）you( )(keep)the door open when you go out .— John,you _____ go out to play until your homework __________ .—OK,Mum..Amust; finishes B.can’t; is finished C.can’t; has finished D.needn’t; finishes John,you can’t go out to play until your homework ____ (finish）用has been finished可是finish是瞬间动词啊?不是瞬间动词不可以用于完成时态吗 John,you can’t go out to play until your homework ____ (finish).用一般现在时还是现在完成时?you can’t go out to play until 可以看做将来时么?为什么资料上答案都是is finished BUT WHAT DO YOU ASK ME TO GO OUT （）? did you go out with anyone?（中文） 关于go out这两句哪句语法对 You are go out.和 You go out. 英语翻译Not until his father was out of prison could John go to school.Not until his father was out of prison could not John go to school. Go out as far as you RT Would you go out with me? You'd better ___(not go) out. Turn off the light ( ) you go out. Did you go out with anyone? did you go out with 什么 did you go out with everyone?为什么 will you ever call to go out? you shouldn't go out at night