When I was a child, my parents always told ~ne that I should never talk to strangers. This was part of a whole list of things I should never do: Never accept food or candy from strangers, never get in a car with strangers, and so on.

      But if we didn't start a conversation with strangers, we'd never make new friends. We'd never get a job. ①We may miss the joy that comes from talking with strangers. And the more people you know, the more chances you can find.

     The following passage offers you some advice on how to ②break the ice.

     Don't just stare at your shoes. Go and say "Hi" to that new guy. It will be easier to break the ice if you know more about different cultures.

     British : Beautiful day, isn't it?

     The weather in Britain is changeable. So, it's one of the topics the British care most about. And there's a simple rule: Say "Yes" whether you agree with the person's idea on the weather or not. ③That's because the British start a conversation using the weather so that they era, continue their talk.

     French: Where did you. go on holiday?

     To talk with a French person, the safest way is to ask about his or her last holiday. French students enjoy a 10-to-15-day holiday every two months. French employees(雇员) get more than six weeks of holidays per year.

     American: So, where are you from?

     The US is so big and people move so often that location is always a source (来源) of talk. You can try to find a connection with the place they're from. For example, if someone's from Los Angeles, you could say, "Oh, I have a friend who studied there."

要点：1. 看中文电视、读中文书、报纸、杂志； 2. 学唱汉语歌，有助于记住汉语词汇；3. 交中国朋友，即可练习口语又可了解中国；4. ……

Dear Frank,

    You asked me for advice on how to learn Chinese well.

Yours,

Daming

图甲表示某草原生态系统的食物网，图乙表示该生态系统中构成一条食物链的四种生物所占的数量关系，请据图分析回答：

关于海南岛经济发展方向的叙述，不正确的是(　　)