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. |