must not 后面加You mustn't_____on the grass.A.walking B.walk C.walks

must后面能不能加not,为什么? must not 后面加You mustn't_____on the grass.A.walking B.walk C.walks Must you do not must not 后面加do doing 还是to do? something must do,something must not do must 加to 反义疑问句后面接的是must you前面能用must not吗 及物动词后面能不能直接加形容词you must keep quiet will 后面可以加must must 后面能不能加介词? 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 be not true. must be后面跟什么词You must be early tomorrow.这句话在must be 后面加early对吗?应该加什么形式的词语? Come here .过来.=You must come here .你必须过来.请问什么时候must后面加be,什么时候不加? We must not ...后面怎么写 must not must not must的后面加动词什么形式? must be后面可以加动词吗