______ have finished the work can leaveA Those whoB AnyoneC The old one

Have you ______ my knife?A.finished upB.finished offC.finished inD.finished with I have finished my homework before I ______(leave). I have already finished my homework.(变否定句) I _____ finished my homework ______. She said she ______ her exams by then.选项:a、has finished b、finished c、would have finished d、 ( )-----______ you _______ your homework yet?- ----Yes,I _______ it a moment ago.A.Did;do;finished B.Have;done;have finished C.have;done;finished D.Will;do;finished The job should ______ by the time you arrive.A、 have finish B、 have been finished C、 have been finished D、finish .-Have you finished your homework _______?-Yes,I’ve done that ______. ______ have finished the work can leaveA Those whoB AnyoneC The old one The students must have finished his homework the day before yesterday,______ he? 回答是finished还是have finished? Have you finished ______ (do) the housework2.first of all和at first的区别（中文要） He ______ finished his homework yet.A.doesn’t B.haven’t C.hasn’t D.doesn’t have before在现在完成时的用法,主要是时态问题I have finished my homework before I ______(leave). 26.He is really incompetent!The letter ______ yesterday.A.should be finished typingB.must be finished typingC.must have finished typingD.should have been finished typing27.It is hard to avoid mistakes.______ you correct them conscientiously,it will b 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? I have just finished it