1. 选词填空

step up, due to, show up, according to, look into, make up

1. （1） When John found he was going to be late, he his pace.
3. （2） The Government set up a working party to the problem.
5. （3） Girls 45% of the student population in our school.
7. （4） I'll do it your instructions.
9. （5） She must have gone out early, for she had not for breakfast.
11. （6） The accident was his careless use of the gun.