1. 用because, so或so that完成句子

1. （1） It was raining, we stayed at home.
3. （2） I find a new house to live in the old one is far from my company.
5. （3） Peter didn't go to school he was ill.
7. （4） We learn English we may get more knowledge.
9. （5） Wang Tao's pen was broken, he needed a new one.