1. 选择合适的短语填空。

look at，sit down，in pieces，at first，look into

1. （1） The cup is．Let's buy a new one．
3. （2） , he worked on the farm near the city．
   
5. （3） Hethe photo carefully but didn't say anything．
7. （4） They are  the hall．What's happening in it?
   
9. （5） We'd like to  to have a rest．