加拿大高中生David在互聯網上登出啟事（notice），希望結識一位中國朋友，以便學習中國的語言、文化。假設你是李華，請在看到這則啟事后，用英文給David發(fā)出一封電子郵件。

主要內容包括：   1. 你怎樣得知他的愿望；

2．你愿意成為他的朋友；

3．你打算如何幫助他；    

4．你盼望他的回復

注意：詞數：100詞左右 ；短文可適當增加細節(jié)，使文章連貫、完整。

Dear David，

                                                     Yours，

                                                     Li Hua

Even if you are an experienced teacher , you sometimes _____ make some mistakes.

A. can   B. must   C. should   D. will

Passengers on board aren't allowed _____ calls during take-off．

       A．making or receiving               B．to make or receive

       C．to have made or received           D．having made or received

Several months later, he found his deskmate very difficult _______.

   A. to get along with           B. getting along with

   C. to get along                D. to be gotten along with

I meant to help him . ______， he didn’t accept my offer.

    A. But        B. As a result       C. Therefore       D. However

Don’t you know that the famous university is as a matter of fact ______ used to be a church?

   A. where             B. what             C. which                D. one

Co-operation or teamwork, the importance of which is often ________, plays an important part in football matches.

   A. stressed          B. thought of         C. paid much attention   D. talked

They suggested that the professor          just now should be made chairman of the meeting.

       A. referring to    B. referring    C. referred to    D. referred

Mother _________father to give up smoking, but she failed.

 A. persuaded           B. tried to persuade      C. suggested            D. to tell