A.needn't B.can't C.mustn't D.may notIf we ______ finish them in time ,

相关推荐

• 1.Tom ____ the accident ____ ____ ____ ____ (亲眼目睹）.He could tell you in detail.2.This ____ in a short time.We still have something more important to do.A.can't be done B.can done C.mustn't be done D.have been finished .3.Put the stone ____ ____ ____ ____（相隔）20 meters from the door.4.____ ____ （三分之一）of the leaves of the tree have turned yellow.5.Something expensive in her house was stolen.The policemen ____ ____ ____(search for)the thief.最好能解释下 原因
• 选择填空 （）1.（）believe there are aliens （）I see the选择填空（）1.（）believe there are aliens （）I see them with my own eyes.A.won’t until B.don’t until C.will ,until（）2.Most students buy the English Learning Machine（）leam English well .A.so that B.in order to C.because（）3.I（）think the answer （）right because there’s a mistake in spelling A./ ,is B./ ,isn’t C.don’t ,is .（）4.This（）in a short time .We still have many other things to do ..A.can’t be done B.can done C.
• 选择The doctor worked for_____after twelve o'clock.1.The doctor worked for_____after twelve o'clock.A.two more hours B.two another hours C.more two hours D.other two hours 2.Forty minutes_______for the children to finish all the work.A.is quite a long time B.are quite long C.was a quite long time D.were quite long time 3.you _______read the book if you don't want to.A.haven't B.can't C.mustn't D.needn't请陈述你的理由
• 用括号中的单词和词组以及情态动词can完成句子1.if you like swimming.（we/go to/the beach/together/this summer holiday2.if you are not busy at the moment,（we/talk about/trip）3.if you want to read these books.（you/borrow/them/library 4.if you don't like this dress,（you/give/it/sarah）5.if you go to beijing,（you/visit/the summer palace）6.if you finish your homework on time.（you/play/computer games）
• when we borrow books we must obey rules we can borrow only one book at a time and keep if for twoweeks if we can"t finish it in time we may come and renwe it there "s a reading room in the library it"s bright and clean we can read maga zines and newspapers there but we can"t take any of them out.的意思
• We may borrow two books at one time and keep them for two weeks.If we can't finish them in time,we
• A.needn't B.can't C.mustn't D.may not
• 1.I'm afraid they can't get in all the rice in a week_____to help them.A.unless all of you to B.unless you will goC.untill you are going D.until you will go2.I wonder _____.but I think _____we'll be able to finish the work ahead of time.A.whether Bruce will help us,if she helps us B.if Lily will help us,if she will help usC.whether Helen helps wu ot not ,if she helps usD.if Sally will help us,if she helps us3.Hearing the news,_____with joy.A.from his
• All of them thought we ___finish the work in such a short time.选那个,说明理由A.can B,can't C,could L.couldn't有think/thought要否定在它的前面,这里为要否定在从句中
• We may borrow two books at one time and keep them for two weeks.If we can't finish them in time,wecan go to the assistant's and ask for a longer time,but we mustn't give them to others.的翻译
• mnst提问,否定回答是用needn't还是用mustn't啊比如：Must he stay in bed?否定回答应为:no,he mustn't.还是 no,he needn't.
• 用must和mustn't造句 各造五个句子!