1. 用括号内所给词的适当形式填空

1. （1） There were lots of things(do)in the office.
3. （2） There(be)a living room and two bedrooms in the past.
5. （3） It is great(travel)around the world.
7. （4） (be)you at home last night?
9. （5） One day man(live)on the moon.