Ⅰ. 根据括号内的提示写出单词的正确形式
1. The man spoke on the phone and I couldn’t recognize(辨认出) his voice.
2. Judging by her accent(口音), she must be a southerner.
3. At his request(请求), we delayed our performance.
4. Don’t command(命令) others to do what they are unwilling to do.
5. What should I do when lightning(闪电) strikes me?
6. Generally speaking, the eastern(东部的) part of China is more developed than the west.
7. In this unit there are a lot of useful words and expressions(表达).
8. One of my classmates is from an African(非洲的) country.
9. We were caught in a traffic jam because there was a lorry blocking(堵塞) the way.
