22請選擇出最佳答案填入（　　）··

• A、made
  

• B、experimented
  

• C、researched
  

• D、caused

They have produced____they did last year.

• A、twice as much grain as
  

• B、twice more grain as
  

• C、twice as many grain as
  

• D、as twice many grain as

 假定你是中國文化知識大賽組委員會主席李華，寫信祝賀參賽選手John Smith獲得本次大賽一等獎，并通知其以下事項：
        1．出席1月10日晚在北京友誼賓館舉行的慶祝晚會。
        2．贏得了免費中國10日游。
        3．如果能夠參加旅游，應將信中所附表格填好，并準備好護照(passport)。組委會將負責其他相關事宜：
        注意：詞數應為100左右
        October l7th，2012
        Dear Mr．John Smith，
        ____________________________________________________________
        ______________________________________________________________
        Sincerely yours，
        Li Hua
        Chair
        Committee of the Chinese Culture Contest