快速阅读课本中本单元的4a部分“Living in the Outback”短文，然后做以下练习。

(1)Where does Nicky come from?

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(2)How many people are there in her family?

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(3)How do the students and the teachers communicate with each other?

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(4)What does she do in the free time?

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(5)Where will she go when she is 14?

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写作。

就本单元的内容，设想一下自己的未来，打算在将来为祖国做些什么贡献。

根据句意和首字母，用本单元的单词填空。

I'm b　　 my sister.

─I have been to the Summer Palace twice this year. How about you?

─______, too.