She must do homework on sunday变否定句和疑问句

问题描述:

She must do homework on sunday变否定句和疑问句

she needn't do homework on Sunday.
Must she do homework on Sunday?

She need not to do homework on sunday.否定 (mustn't的意思是不可以,need not 才是“不必要”的意思)
Must she do homework on sunday?疑问

She mustn't do homework on sunday.
Must She do homework on sunday?

She need not to do homework on sunday.否定
Must she do homework on sunday?疑问

She mustn't do homework on sunday.
Must She do homework on sunday?