精选优质文档-倾情为你奉上1. I am listening to music.（变一般疑问句）2. Mike is a student.（变一般疑问句）3. Sarah can clean the classroom.（变一般疑问句）4. They are in the zoo.（变一般疑问句）5. There are some flowers in the vase.（变一般疑问句）6. We play basketball on Saturdays.（变一般疑问句）7. Tom likes listening to music.（变一般疑问句）8. He takes a walk every day.（变否定句）9. Its a good day.（变否定句）10. I like playing football.（变否定句）11. Tom can run very fast.（变否定句）12. Are you a student?（做肯定，否定回答）13. Can you sing a song?（做肯定，否定回答）
