1. 选词填空

cover… with, fill… with, cut… into, give thanks for, at a very high temperature

1. （1） After we returned to our primary school, we our teacher's help.
3. （2） At this time every year, we cook meat for a long time at home.
5. （3） When I went there, they the box a newspaper.
7. （4） The boy the watermelon six pieces and gave them to his friends.
9. （5） My mother often her wallet her pictures.