40. The main idea of this passage is (   ).

• A、warfare is a "law of nature"
  
  

• B、warfare is not a "law of nature"
  
  

• C、warfare does not control human population
  
  

• D、none of the lowlier animals, except ants, practice warfare upon their own species
  
  

41. According to Sentence 2, which of the following is true?

• A、The destruction is similar to the killing of each other within human beings.
  
  

• B、There is not the similar destruction now, but it occurred before. 
  
  

• C、There is never a time when we may see the similar destruction. 
  
  

• D、The destruction is now a thing of the past. 
  
  

六、書面表達: 滿分20分。

假設你是莉莉, 在某中學讀書。你剛認識一位美國筆友, 應筆友要求寫一封信給他介紹你的學校和校園生活, 并歡迎他到你的城市和學校參觀。

注意:

1.詞數在80-100;

2. 開頭已為你寫好, 但不計入總詞數。

Dear friend,

I'm glad to be your pen-friend and