否定句:They aren't any books on the desk. 一般疑问句:Are these boys students in our school? 否定句:These boys are not students in our school. 否定句:He doesn't like listening to music.
1.There aren't any books on the desk. 2.Are these boys students in our school? 3.These booys are not students in our school. 4.He doesn't like listening to music.