一般现在时的动词变形 用所给动词的适当形式填空。
1. We should (save) energy to protect our Earth.
2. Wind power (make) electricity for many homes.
3. My father (drive) less and walks to work now.
4. They (recycle) old bottles and boxes every week.
5. She (use) LED lighting in her bedroom.

1. save 2. makes 3. drives 4. recycle
5. uses

二 Do型祈使句的肯定和否定形式 用所给内容的适当形式填空。
1. (save) water every day.
2. (not waste) energy.
3. (turn off) the lights when you leave.
4. (recycle) paper and bottles.
5. (not drive) too much. Walk more.

1. Save 2. Don't waste 3. Turn off
4. Recycle 5. Don't drive

三 动词的使用语境和固定搭配 从括号中选择合适的内容，补全短文。
Hi, I'm Tom. My family and I try to save energy every day.
We 1. (live/work) in a small city. My father 2. (drives/walks) to work now because it's good for the air. My mother 3. (uses/makes) LED lighting in our home. I always 4. (turn off/turn on) the TV when I don't watch it. At the weekend, we 5. (recycle/reduce) old clothes and books. We 6. (don't/doesn't) use plastic bags when we go shopping. We 7. (bring/take) our own bags. I think small changes can 8. (make/take) a big difference. Let's 9. (save/waste) energy together and 10. (protect/pollute) our beautiful Earth!

1. live 2. walks 3. uses 4. turn off
5. recycle 6. don't 7. bring 8. make
9. save 10. protect