"Has John finished the job " "No,and it ( ) tow hours ago."A should be finished B should have been finished 这道题是虚拟语气是来习题 ,为什么不是A

.— 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 hasn t finished his homework?完成反意疑问句 —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 Next winter___you will spend in Harbin,I'm sure,will be another exciting holiday.A.which B.when C.in which D.what为什么答案是D?2.John is one of the students___the exercise.A whom have finished B who has finished Cwhom has finished D who haven't John has finished his homework .we must do something to protect the environment.被动语态 whose computer doesn't work ( ),I think .A.john has B.John does C.john D.John's Whose computer doesn't work? ( ),I think. A、John has B、John does C、John D、John‘s 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 I______playing tennis with John when Bob arrived可以告诉我空格里的答案吗?I______playing tennis with John when Bob arrivedA had finished B has finished C finish D finished 我应该选哪个可以告诉答案吗？ John has never been to the space museum,____?A.has John B.has he C.hasn't he 首字母填空~John's father is going to the c____ this afternoon.There is a new film on there.It begins at two to two.John w____like to go with his dad.But he hasn't finished his homework y____ His father tells him that he has to finish it first,an tom has finished his homework doesn't heTom has finished his work,_____he?为什么用 hasn't什么时候用doesn't?讲解仔细点例题 ——the job ——by Lucy or John?A Has,finished B Has,being finished C Has,been finishedplays () twice a month in that theatre还有请给出理由为什么 Everything has been finished ,hasnt it .后面的附加疑问句为什么是hasnt it. Has John finished the job No,and it ( ) tow hours ago.A should be finished B should have been finished 这道题是虚拟语气是来习题 ,为什么不是A She ___this book all the week,but she ___reading it yetA.has read;didn't finish B.has been reading ;didn't finish C.has been reading;hasn't finished D.has read;hasn't finished rose-------her homework by seven o'clock last nightA had finished B finished2.john never has lunch at home (改为反义疑问句）John never has lunch at home ------- ---------?3.she speaks good english(改为感叹句）-------- ---------- she She has't finished reading the book you lent her ______.A.yet B.still