students may study in the reading room after school 改为一般疑问句和

一般疑问句 May the students study in the reading room after school ?

Students may not study in the reading room after school 否定句.

the music sounds relaxing 改为一般疑问句和否定句.- Does the music sound relaxing ?
The music doesn't sound relaxing
3、有用的（形） 是个短时是什么? be usueful
4、和…分享… 也是短语 share.. with
5、1.5倍 one point five times
6、一倍半 one and a half times


祝你学习进步,更上一层楼! (*^__^*)
不明白的再问哟,请及时采纳,多谢 !