by the time you get back,great changes will have taken place in this area这里为什么用到将来完成时

by the time you ()back,the supper ()ready,这里面为什么填get,will be?by the time在这儿,就应该用过去时吧, by the time you _ back,the supper_ready A will get; will be B get;was Cget;will be D will get;is i shall have finished writing the article by the time you get backi shall have finished （writing the article ）by the time you get back中间这个是个短语吧 所以writing是动名词?finish doing 是用法? by the time we get to the cinema的意思 By the time you get to Beijing tomorrow,I ____2____ for Shanghai.By the time you get to Beijingtomorrow,I ____2____ for Shanghai.A) am leavingB) should have leftC) will leaveD) have already left（B）为什么D不可以? did you watch the football match yesterday no,by the time i [ ] there ,it had already finisheda,got b ,had got c ,would get d ,get By the time you get to the office I____all the documents for the meetingAhad prepared Bwill have prepared 请问为什么不能选择则A 而要选择B time orientation social The closer you get to the equator the more you describe people in terms of present time orientation.In some cases people call it social time,that is time is defined by behavior,and by feelings and by being in the world.So time Do you get to the park by the subway 改错 the work _ by the time you get there.A.will have been done B.is done C.had been done D.would have done the work _ by the time you get there.A.will have been done B.is done C.had been done D.would have done The work （）down by the time you get hereA：will have been down B：is down C：had been downD：would have down 选什么 为什么啊 I ____writing the article by the time you get back.(2 分)A.shall finishB.must have finishedC.have finishedD.shall have finished By the time you get there this afternoon,the film_________?A,is to startB,is startingC,will startD,will have started by the time 引导时间状语从句是现在完成时,主句用什么时态By the time you have finished this book,your meal __cold.Aget Bhas got Cwill get Dis getting. That's a part-time job and you will get paid _____ .A.by an hour B.by the hours C.for a hour D.by the hour请问该题选几, ______ __,you will get used to the life here and________,you will get used tothe life here and haveyour understanding oflife.A．As time going byB．With time passing outC．As time goes by D．With time goes by为什么? What time do you get up in the morning?