I Listen and number.（听录音，给图片排序。）
（） （） （） （） （）

1. 5 2. 4 3. 1 4. 3 5. 2

Ⅱ. Listen and choose.（听录音，选择正确的选项。）
听第一段对话，完成1、2小题。
()1. is one type of green energy.
A. Solar power B. Water power C. Wind power
()2. We can use green energy to our homes and schools.
A. change B. heat and cool C. light

1. A 2. B

听第二段对话，完成3~5小题。
()3. How can Binbin save energy?
A. He can use LED lighting.
B. He can take a long shower.
()4. How can Mike save energy at school?
A. He can turn on the lights when school is over.
B. He can turn off the lights when school is over.
()5. How can Jim save energy?
A. He can go to school by bike.
B. He can walk to school.

3. A 4. B 5. A

Ⅲ. Read and choose.（单项选择。）
()1. We should always our computers and TVs when we don't use them.
A. unplug B. plugs C. unplugs
()2. Can you give us example?
A. a B. an C. the
()3. We can work it together.
A. in B. on C. from
()4. Let's find more water power.
A. about; out B. out; of C. out; about
()5. It's not late.
A. too B. to C. also

1. A 2. B 3. B 4. C 5. A