英语翻译各位哥哥姐姐们帮哈忙几题句型转换.1.The girl was shopping when she saw a

1.The girl was shopping when she saw a car accident.（一般疑问句）
What's the girl doing when she saw a car accident?
2.We were flying kites in the park at nine yesterday（划线提问）
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When were you flying kites in the park
3.We left the room after we finished the exercise(改为同义句）
We didn't leave the room until we finished the exercise.
4.Tom watched TV yesterday afternoon.(用at 3.00 yesterday afternoon改写句子）
Tom was watching TV at 3.00 yesterday afternoon.
5.There was a car accident when i came out of the school.(划线提问)
What happened when you came out of the school?