we mustn't talk ____In the reading-room Aquite B loudly C quiet D quietly

We mustn't use the things ____(pollute) the environment. we mustn't talk ____In the reading-room Aquite B loudly C quiet D quietly we mustn't talk ____In the reading-room Aquite B loudly C quiet D quietly we mustn't talk to a driver when he ___(drive) We mustn't talk to a driver when he ___(drive) We talk loudly when we see the sign on the right must mustn't need needn't 答案选mustn't ,谁可以帮解答 You mustn't talk in the class. We mustn't cut down forests 句型转化We ____ ____to cut down forests We ______ talk loudly in the library.A.must B.mustn't C.can D.can't ①We must get to school on time.We mustn't ____①We must get to school on time.We mustn't ____ ______ for school.②l don't care for shrimp.l____ the ____ of shrimp. We mustn't play football in the street(祈使句)____ _____ football in the street 改错 1.Yesterday Jack arrived to Beijing.____ 2.Must we clean the room now?No,you mustn't.____ When a light turns red,we ____ croos the road .a.must b.mustn't c.can d.can't You mustn't talk in ciass改为同义句 You mustn't talk loudly in the cinema.(改为祈使句) You mustn't talk loudly in the cinema改为祈使句. we mustn't do that again We mustn't cut down trees from now on.(改为祈使句) ___We mustn't cut down trees from now on.(改为祈使句)____ ____ ____ trees from now on.