May、Need、Must提问的一般疑问句的肯定回答和否定回答分别是什么?
问题描述：
May、Need、Must提问的一般疑问句的肯定回答和否定回答分别是什么?
答
May I come in?Yes,you can./No,you can't.
Need she hand in her homework now?Yes,she must./No,she needn't.
Must Lily do the task before 10a.m.Yes,she must./No,she needn't.