11.  Yours, Li Hua\\

12.  I write this letter to you in order to ask you two questions.

13.  I hope you cam answer my questions.

14.  Thank you.

15.  Yours truly, Li Hua \\

16.  When he nonresidented the Guideboard , he saw the Guideboard's back wrote:"Greet to go back,you are stupid."

17.  "You are very brave."

18.  The student on duty said: "The Sahalada desert where you had wiped .

19.  The teacher said: "You were right.

20.  But the teacher sad " You were hearing it, but I didn't hear what he said."