I Listen and choose.(听录音,选出句子中你所听到的内容。)
(
(
(
(
(
(
B
)1. A. tired B. type C. take(
A
)2. A. light B. right C. white(
C
)3. A. excited B. excuse C. energy(
B
)4. A. wind power B. solar power C. water power(
C
)5. A. light a bulb B. heat a house C. cool a room答案
1. B 2. A 3. C 4. B 5. C
Ⅱ. Listen and number.(听录音,给图片排序。)
(
(
5
) (4
) (1
) (2
) (3
)答案
5 4 1 2 3
Ⅲ. Read and write.(读一读,用所给词的适当形式填空。)
1. Wind power, solar power and water power are different
2. Green energy is very
3. We use
4. Green energy can
5. To protect(保护)our Mother Earth, we should
1. Wind power, solar power and water power are different
types
(type) of green energy.2. Green energy is very
useful
(use) for lighting our homes and schools.3. We use
electricity
(electric) to light a bulb.4. Green energy can
run
(run) cars and buses without pollution(污染).5. To protect(保护)our Mother Earth, we should
make
(make) green energy.答案
1. types 2. useful 3. electricity 4. run 5. make
Ⅳ. Read and match.(读一读,给句子匹配合适的图片。)

(
(
(
(
(
(
C
)1. Electricity lights the bulb in our room.(
E
)2. We can use clean electricity to run our cars.(
B
)3. Water power comes from rivers.(
D
)4. Plants use the energy in sunlight(阳光)to grow.(
A
)5. Solar panels(太阳能电池板)use sunlight to make power.答案
1. C 2. E 3. B 4. D 5. A
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