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课时达标自测
Ⅰ. 根据首字母和汉语提示写出单词
1. Indians are the first i __________ (居民)of North America.
2. Since the government took some measures, the p _______ (受到污染的)river has been becoming cleaner and cleaner.
3. Can I e ________(交换)pounds for dollars here?
4. All these goods will be t _________ (运输)to Shanghai and then to Africa.
5. Many c _______ (慈善团体)sent money to help the refugees(难民).
6. U __________(不巧的是), you were out when we called.
7. The earthquake left thousands of millions of people h _______ (无家可归的).
