[單選題] In this passage, the word " bargain" could best be replaced by " something__________.

• A、given to people
• B、Offered at a reduced price
  
• C、Offered, sold or bought which is expensive
  
• D、Sold for the purpose, of reaching an agreement

18.[單選題] I feel my health__________.

• A、improve
  

• B、to be improving
  

• C、to be improved

• D、to have improved

VI. Writing ( 25 points)

你(LiYuan)和幾個朋友約定明天在人民公園野餐。你們的朋友Peter也應邀參加。
你給他寫封信，內容包括：
(1)說明野餐目的。
(2)說明路線。
(3)說明日期、時間。