May I talk in the class? No ,you _______

May I talk in the class? No ,you _______ 1.—May I talk in class?—No,you___.A.mustn't B.may not C.shou You mustn't talk in the class. No ___(talk) in class. Do you mind ___(not talk) in the class. May I hand in the test paper now?__ No ,you __ .And you __ t --Excuse me,May I know which class you are in? It is in the library,you _______ talk loudly. 1.Can you swim in the river?—No,I___.2.May I go swimming now ①—May I smoke here?—No,you only do that in the smoking room. May I use your telephone?No,you _______用can/may/must回答 I always _______ (感到) nervous in class. The flowers look____