试题：
| 根据句意，从方框内选择合适的单词或短语，并用其适当形式完成句子。 | |
2. When we _______ out, the thief had already run off. 3. Have you ever ______ your keys in your room? 4. I am sorry that all the tickets for the day have been ______. 5. Lily's race-car ______ halfway. She had to give up the race. |
答案：
我来补答1. show up 2. rushed 3. locked  4. sold out 5. broke down |
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