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

A computer____think for itself .A.mustn't B.needn't C.can't D.isn't Linda__be at home as nobody answers the telephone.A can't B mustn't C needn't D won't You ____ come late.Classes begin at eight.A.needn't B.mustn't C.can't D.aren't Please be quiet!The other ( ) hear very!A.can't B.mustn't C.shouldn’t D.needn't hurry up ,or you ____ catch the train .A.can't B.needn't C.mustn't D.shouldn't He can do the work himself.He___.A.needn't help B.doesn't need to help C.needn't to help D.doesn't need any help He can do the work.He ________.A.needn't help B.doesn't need to help C.needn't to help D.doesn't need any help -- __I come back before 11:00 --No ,you __.But you ___be back later than lunch time.A .Must ,needn't,can't B .Can ,can't ,may C.Need ,mustn't ,must D.May ,needn't ,can't为什么? （ ）－Must I do my homework at once?A.needn't B.mustn't C.can't（ ）－Must I do my homework at once?A.needn't B.mustn't C.can't D.may not You______ help me .I can do it myself.A.need B.don't C.need't D.needn't to Look!It is very sunny now.I think it ______be rainy.A.mustn't B.can't C.needn't you must clean the classroom,you?a.needn’t b.mustn’t c.can’t d.don’ A.needn't B.can't C.mustn't D.may notIf we ______ finish them in time , Children()play with fife.it's dangerous A.must B.mustn't C.can't D.needn't You [ ] worry about him.He will get well soon.A.needn't B.can't C.mustn't we must learn from lei feng,_we? A may B can't C don't D needn't Excuse me .Read the next louder ,Please.I ____ hear you A.can't B.wouldnn't C needn't May I use your car?No,you A.can`t B.mayn`t C.needn`t选哪个