1. (2021六下·南京期中) 阅读理解

Our environment(环境) is important to us. What should we do to protect it?

Don't waste things. We should use things up. Don't throw away the paper when we use one side(面). We should use two sides of the paper. We don't always need to have new things. If your shoes are broken, repair (修理) them, please. Think over before we want to buy something new.

If you are cooking dinner and you need a butter sandwich, but there is no butter, you can have a cheese sandwich. In this way, you can use your cheese up.

1. （1） If your shoes are broken, ____.

   A . throw them away B . buy a new pair C . repair them
3. （2） When we use paper, we should_______.

   A . use one side B . use two sides C . waste it
5. （3） We should _______before we want to buy something new.

   A . think over B . ask our teachers for help C . ask our parents for money
7. （4） You can have a_________ instead of (代替) a butter sandwich.

   A . pear sandwich B . hot dog C . cheese sandwich
9. （5） The passage (文章) mainly tells us how to _________.

   A . buy things B . protect our environment C . cook dinner