二. 重要句型

　　1. Why don't  you do sth.?

　　2. make sb. Happy

　　3. borrow sth. from sb.

　　4. forget to do sth.

　　5. pay fro sth.

　　6. return sth. To sb.

　　7. learn sth. from sb.

　　8. be famous for sth.

　　9. No matter what…

　　10. be with sb.

　　11. go on doing sth.

　　12. speak highly of sb.

　　13. keep doing sth.

　　14. allow sb. To do sth.

　　15. encourage sb. to do sth.

　　16. It is said that…