Ⅰ. Choose the proper words from the box and complete the sentences.
从方框中选择恰当的单词，完成下列句子。每空一词，每词只用一次。

1. These old clothes should be . Don't throw them away.
2. Suddenly she saw a boy a bike toward her.
3. He often takes a before breakfast. He thinks that makes him comfortable.
4. Many people like to use paper to wipe their mouths after eating.
5. We should allow teenagers to make their decisions.

1. recycled 2. riding 3. shower 4. napkins 5. own

Ⅱ. Look at the picture of 1a and answer the questions.
看1a图片，回答下列问题。
1. What are they doing?

2. What do you often do to help save the earth?

1. They’re recycling books and paper. / They are throwing rubbish in the bins. 2. I often turn off lights when I leave a room / ride a bike to work / take my own bags to go shopping...

Ⅲ. Read the tapescript of 1c, 1d and complete the passage.
阅读1c和1d的听力录音材料，完成下面短文。每空词数不限。
Jack has just read a book which gives ideas about how to save the environment. He tells Julia to the shower when she's washing her hair. What else does the book say? It says people should when they go shopping. Julia thinks that's easy. She'll do that . When Jack says people should and start riding bikes. Julia thinks it's difficult because it would take her to get to school by bike! But Jack thinks it's good for the ! Besides, he riding his bike and he also lives to school.

turn off, take their own bags, from now on, stop riding in cars, 45 minutes, environment, likes, close