小学英语⊙﹏⊙各位帮帮忙 She can sing and dance. 改为否定句,一般疑问句, 小学英语⊙﹏⊙各位帮帮忙 She can sing and dance. 改为否定句,一般疑问句,肯定回答,否定回答,再对sing and dance提问,谢啦