We needn’t go in such a hurry. We still have thirty minutes _______ (leave).为什么用left这里又不是过去式

We needn’t go in such a hurry. We still have thirty minutes _______ (leave).为什么用left这里又不是过去式 In2050,cars will be different .Computers will drive them .We needn’t know how to drive Clothes will be different ,too.They will aiways be clean .We needn’t wash them.Moms will be very happy .In 2050,we needn’t go to school .We can stay at home In2050,cars will be different .Computers will drive them .We needn’t know how to drive Clothes will be different ,too.They will aiways be clean . We needn’t wash them. Moms will be very happy . In 2050,we needn’t go to school .We can stay a We needn't go to schol tomorrow.We____ _____ to go to school tomorrow 一道简单初中英语选择题4.Mr Robin, we must hand in our homework,________?No, You_____.A.needn't we ; must'tB.needn't we ; needn'tC must't we ; needn't 为什么 Must we hand in our homework now?No,you needn't.解释一下为什么要用needn't. We still have thirty minutes _______ (leave)为什么填left 不能填to leave 以后这种题怎么做We needn’t go in such a hurry.We still have thirty minutes _______ (leave). we don't --------------------go to schoolA) not need B)don't need C) needn't D)need not to we needn't go to school和we don't need to go to school意思是否相同?最好说说为什么? A.needn't B.can't C.mustn't D.may notIf we ______ finish them in time , I think we ______ go to buy something for dinner,There ___ little food left in the fridgeA,needn't;isB,must;are.C,shall;haven'tD,must;is -- Must we paint this wall_________?-- No,we needn't.A.in white B.to white C.white D.of white --Mr.john,we must hand in our homework today,_______?--No ,you ______.But you must bring it to school tomorrow.A needn't we ;mustn't B mustn't we needn't C mustn't you mustn't D needn't we need't但是这个题,第一个空,是反意疑问句,must的 --Mr.john,we must hand in our homework today,_______?--No ,you ______.But you must bring it to school tomorrow.A needn't we ;mustn't B mustn't we needn'tC mustn't you mustn't D needn't we need't 1.we live in a wondeiful world.we can learn to hear many____sounds with our carsA.amazedB.frightenedc.amazingD.frightening2.Mun.must I go home now?No,you______A.needn’t B.mustn't C.can't D.may not3.Helen is a morden girl.So she is very_____(interes We ________much sleep.(don't need,needn't) must we hand in our homework now?a.yes you mustn'tb.yes you mustn'tc.no you needn't There being plenty of time left,we needn't be in such a hurry为什么这里用There being