do you mustn't go across the road when the light is red?怎么翻译?为什么要用mustn't?

do you mustn't go across the road when the light is red?怎么翻译?为什么要用mustn't? You mustn't go away from me, You mustn't do this (will/must) you?mustn't 表示“不许”时 You mustn't go out on school nights.变祈使句 You mustn’t go fishing in a__________ (protect) area you mustn't go today,oh,I mustn't__________you mustn't go todayoh,I mustn't,_________A mustn't IB must IC should't IC should I mustn't,do,in,the,you,classroom,this（.） 英语 You mustn't do anything h------ to the environment. i wish i could go with you ,___?A don't I B do I C may I D mustn't I you mustn't go todayoh,I mustn't,_________A mustn't IB must IC should't IC should I -Don't do that again,Sam.-NO,I ___.A.mustn't b.don't C.won't D.can't If you don't go to the party,I _________,either.A.don't B.didn't C.won't D.will最后一个 I____to bed until i finished my homeworkA.went B.didn't go C.don't go D.go there is only one thing you( ) to do A mustn't B needn't Cwouldn't You mustn't go out at night.You mustn't go out at night.（改为祈使句）（ ）（ ）（ ）at night. You mustn’t go to school if you ________（be）still in bed. you ( )with him if you don't have time.A.needn't to go B.don't have to C.wouldn't go D.mustn't go You _____ do that,if you don't want to.won't mustn't needn't shouldn't What must you do or mustn’t do at home and at school What must you do or mustn’t do at home and at school