You must not distribute use or copy this message or any attachments to it这里的to it表示什么意思

Must you do not you must be not true. You must not smoke here.同义 you must not draw on the blackboard. you are not older sister must vagetable My must you do not marry something if you are not allowed you must you must you must麻烦各位大虾翻译下, you do not underest ,you must be joking 选择 Such films _____ by children like you.A.must be not seen B.must not be see C.must not seen D.must not be seen must not must not You must not be late again tomorrow.为什么要加be动词?You must not be late again tomorrow.为什么不能：You must not late again tomorrow. You must not cheat your friends ,must you?求上句的回答啊! You must not play football on the street.改为祈使句 You must not eat in the reading room.改为祈使句 You must not play with fire(改为祈使句) you must ()(not be)late for school again you must not look out of the window改为祈使句