阅读短文并选择正确答案。
    Helen is an English schoolgirl. She is now in Nanjing with her parents. She doesn't know Chinese. She often tries to speak Chinese to her Chinese friends. Sometimes they don't understand(理解) her, because she can't speak Chinese well.
    It's a Sunday morning. Helen wants to go to Zhongshan park. She is going there to see a flower show(展览). But she doesn't know how to go there. She asks a Chinese boy. The boy can't understand her. Then she takes out a pen and some paper. She draws a park and some flowers on it and gives the picture to the boy and says something about it. The boy smiles and then shows Helen the way to the park.

“淡水贵如油”是中东地区的真实写照，下列各项关于“淡水贵”原因的叙述，正确的是（  ）

照例子写单词。

 Model: ring    rings   ringing

①have ____  ____

②get ____ ____ 

③do  ____ ____ 

④cry ____ ____

⑤watch ____ ____

读“亚洲季风”图，回答问题：

用达尔文的进化论观点分析，动物保护色的形成是（　　）