-Have you finished the report?-No.I ____ it all this week.A.will do B.had done C.have done.D.have been doing答案是D,为什么?

I won't lend you the book before I have finished it.为什么用have finished why have you not finished it yet?和why haven't you finished it yet?有什么区别 是Have you finished already?还是Have you already finished? have you finished doing是什么意思 Have you finished your homework? -Have you finished your composition? You have hardly finished it,have you? You haven't finished it ,have you?这是不是一个反意疑问句? You can't leave until you_ your homework?A finished B will finish C would finish D have finished you have to stay behind if your homework is’s finished这句话对吗you have to stay behind if your homework isn‘t finished Don't forget to ___your school things when you have finished your homework You have finished the work,_____ you? Have you ______ my knife?A.finished upB.finished offC.finished inD.finished with A:Have you finished your homework?B:_______.A No,I haven't finished B No,I didn't C No,I haven't You haven't finished your homework,have you?_____.Or I won't come out to play football.__ he's done it for you,so you needn't worry about () it.A not to finish B not to have finishedC not having finished Dhaving not finished 用jost already yet ever 填空1.Have you ___ been to japan?2.I have ___ finished my homework.3.I have finished my homework ___ .4.I haven't finished my homework ___. The students except you _ finished homework yet.A.have B.has C.haven't D.hasn't正确答案是什么,