题目内容：

按要求改写句子，每空一词。

1.The meeting began at 8：00．We arrived at 8：10．(合并为一句)

The meeting_______ _______ _______for ten minutes when we arrived at 8：10．

2.The man wanted to know．What has the boy done?(合并为一句)

The man wanted to know，_______ ________ _________ ________done．

3.By the time I arrived，Tom had finished doing the work．(对画线部分提问)

What_______Tom_______by the time you arrived?

4.It’s reported that the medical team is going to start．(同义句改写)

It’s reported that the medical team is_______ _______start．

5.I had finished my homework before my mother came in．(改为否定句)

I________ _______my homework before my mother came in．