Jenny can't have left the office at four,or ________home by now.A she'll get B she has got C she will have got D she'd have got我想知道原因，怎么你们的答案不一样啊

Jenny,you can't late for school again.（改错） Jenny doesn*t have any sister or brother改为同义句Jenny has__sister__ __brother As we all know,a college is a university where students can study for a degree after they have lef找出语法错误 can’t +have done can’t / couldn’t have Jenny can't have left the office at four,or ________home by now.A she'll get B she has got C she will have got D she'd have got我想知道原因，怎么你们的答案不一样啊 ___Why don't you let Jenny do it __I ___ Jenny __ do it.___Why don't you let Jenny do it __I ___ Jenny __ do it.a.think can b.don't think ,can't c.don't think ,can d.think .can't Tonny can't play football,because his leg( ).Jenny can't sing songs,because her throat is( ).Ben didn't have breakfast,because he has a( ).Mike can't snap his fingers,because his ( )hurts.lt's hot,but Jim needs more clothes.Because he( )a fever. both Jenny and Mike can't speak French well同义句 Jenny can't walk fast because she ____(carry)a heavy box 适当形式填空she often reads books at home at ______(weekend)Jack can't play the guitar_______(good)Jenny always _____(have) a good time in the club Jenny doesn't like chicken. A/ Yes, she does B Let's have eggs 选哪个 That sounds interesting,Jenny,but I don't have a computer. can't be和can't have done he short girl in red _____be jenny.jenny is of medium build A.must b.can'tC.canD.mustn't原因 musn't have done can't have done用法区别 英语翻译Dear Jenny,I’m sorry you’re sick and can’t come to school this week.Let me tell you what you have on Monday next week.We have math at 8:00.How boring!Then we have English.That’s interesting.I know you love English.Next is P.E..The can can't must mustn't have to don't have to的区别