1 . The stereo wasn’t working because it hadn’t been ________ (接通电源) up correctly. (根据汉语提示单词拼写)

2 . By the time the photographer arrived, ribbons ______ (wrap) around the dancers’ arms. (所给词的适当形式填空)

3 . The fields around ________ (sow) with wheat before the farmers abandoned their plans. (所给词的适当形式填空)

4 . After they ________________ (被困在) the mine for two days, the miners were finally rescued.（根据汉语提示完成句子）
→ ________________, the miners were finally rescued.(过去分词短语作状语)

5 . The girl was reminded that her clothes ______ (not wash). (所给词的适当形式填空)

6 . Tom realized a mistake _____________ (make) by her. (所给词的适当形式填空)

7 . The work _____________ (finish) by us by nine o’clock yesterday. (所给词的适当形式填空)

8 . The project _____________ (complete) by the end of 1999. (所给词的适当形式填空)

9 . 观察下列的句子，说明划线部分使用的时态和语态。
1. When my family and I had just arrived in China, we went looking for a good place to eat in Beijing.
2. Tired, hungry, and not knowing a word of Chinese, we had no idea how to order, so the chef just began filling our table with the best food we had ever eaten.
3. A Sichuan restaurant had been recommended to us by a friend, and finally, we found it.
4. Prior to coming to China, my only experience with Chinese cooking was in America, with Chinese food that had been changed to suit American tastes.

10 . Suddenly he remembered that his umbrella __________ (leave) on the bus. （所给词的适当形式填空）