------Must I clean the room? 的肯定回答

must i clean the room nowno,you___mustn'tneedn't must i clean my room now ?---no, you ___ .but you must clean it tomorrow .A.must B. mustn't C.need D.needn't写解释 Must I clean the floor now?(A) No,you mustn't.(B) No,you needn't.并说明理由 Must I clean the blackboard now?No,you___clean it later A must B needn't C can D shouldn't都写上 ____ I clean the door?no,you ___.A.need;mustn't B.must C.may D.could I don't know.Must the medicine be kept cool,clean and dry?合并为一句 英语Must I clean up my room now?---Must I clean up my room now?---__________________A.Yes,you need.B.No,you needn't --------------为什么选B?-----A错哪了------说明原因(详细一点)---- Need I clean the room?与Must I clean the room?有什么区别 --Must I clean my room today?--No,you___ A mustn't B needn't我想Must的否定形式应该是mustn't 但答案为甚给的是needn't呢? I must clean the room.改成被动语态 Must I clean the room now No you don't_______ ------Must I clean the room? 的肯定回答 must i clean the classroom right now?No,you ( ) _____ clean the blackboard No,I can't,I'm too busy.Are you going to could you please Must you I didn't have a clean shot. I can;t clean the walls. The classroom isn't clean.Whose ____is it to clean,it?再问几题My mother is ill in___.I must look after her.My father works in a___.He makes many things there. Mr.Wang,must I come again on Sunday morning to clean the windows?后面答语是跟No,you don't have to 还是 mustn't 还是can't 还是shouldn't?