实用综合教程(第二版)1-Unit_2__课后答案(2)

实用综合教程(第二版)1-Unit_2__课后答案

the sun’s warmth and light for life. They also must have enough water to live. The earth has plenty of water that covers most of its surface .

S: The last question: what lies at the center of the earth?

J: A ball of hard metal lies at the center of the earth.

S: Very good. I think you know a lot about our mother earth. Thank you for your time.

J: You are welcome. I’m glad to have taken part in your program. And I like your program very much .

S: Thank you again! Goodbye!

J: Bye!

Vocabulary Building / Exercises

A. Match each word with its proper Chinese meaning.

B. Fill in each blank with a given word or expression in their right form.

form include at the center of call (one’s) attention to

protect as far as surface measure

1. I’ll help you as far as I can.

2. He had included a large number of funny stories in the speech.

3. These greenbelts protected / protect / have protected 500,000 acres of farmland against moving sands.

4. The TV program is shown to call people’s attention to water pollution in China.

5. A soft wind caused ripples on the surface of the lake.

6. The children formed / have formed a circle around her.

7. My mother measured / has measured / is measuring me for a new dress.

8. The park lies at the center of the city.

Grammar Tips / Exercises

A. Fill in each blank with a proper preposition.

1. He asked me whether the movie was based on

a real story.

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