can may would should shall will 加not 后的缩略形式

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• 选择适当的情态动词填空 can,may,must,shall,would,should,can't,mustn't,needn't,have to
• 英语情态动词和助词的练习选择填空1.Although he tried , he ___ not make it. A.should B.would C.might D.could2.The last bus has left . We ___ walk home. A.must B.could C.have to D.can3.-___ I have a word with your mother? - Sure. A.Need B.Must C.May D.Should4.I ___ speak a little English when I was four. A.can B.could C.may D.must5.I think I ___ speak English very well when I finish my lessons. A.could B.shall be able to
• 说明理由1."We didn't see him at the lecture yesterday." "He____it."A.mustn't attend.B.cannot have attended C.would have not attended D.needn't have attended2.Man ____die without air or water.A.will B.shall C.should D.would3.Oh dear!What on earth ____ this mean?A.should B.can C.may D.might4.At the moment she ____ with her brother at home.A.may play B.must be playing C.can play D.must have played请选出答案,并说出具体的理由,
• 还比较简单的,看看1,__we swim in that river?No,you __.It's dangerous to swim here.A ,Must,can't B,Can ,may not C,Shall,don't D,May,must't2.Could I look at your pictures?-----Yes,of course you___A,could B,can C,would D,must3.___I leave all the books here ----Sorry ,you can't.You have to take them back homeA,Need B,Must C,May D,Should4.Can you finish the work in three days?----Sorry,I ___.It's too hardA,mustn't B,may not C.can't D,needn't
• shall 用于第二 三人称的陈述句 语气有 允诺 命令 警告 强制 威胁 意志 决心 等语气想问下 有没有什么口诀 能把上面的记住 或者有什么方法-Sometimes my son does not listen to me.I do not know what to do.-You _____ cricitize,but _____ scold him.A.would cannt B can would notC should would not D may cannot我做的时候 看的是 would 过去总是 但语境是一般现在时 所以是D可是我觉得我的太草率 所以想他听听你们的看法-The *er ______this way,for here are his footprints.A must escape B must have escapedC ought to escape D should escape 过去推测想问下 这里escape是vt vi this way 是状
• so that和in order that后面跟从句.从句中的谓语动词通常与will/would,can/could,shall/should,may/might连用：
• 虚拟语气中中would could should might的意思是什么用法有何区别?,为什么不用will can shall may?
• can may would should shall will 加not 后的缩略形式
• will would shall should can could may等字的区别?
• 请问情态动词的用法,请问情态动词,may,be able to,can't ,mustn't,might,have(has)to,can,must,need,should,would,will,shall的用法是什么,都用在什么情况下,肯定和否定回答是什么,越详细越好,
• 用所给词正确形式填空 He________(forget)to send this letter yesterday
• 计算1hm平方耕层18厘米深的土层,其容重为1.25g/cm3,则耕层土壤的质量是多少?