知识点一的第2小节

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Part II Listening

2. Read the paragraph. Then listen to Part 1 of the program and use numbers, symbols and abbreviations to fill in the blanks.

Welcome to Save the Planet where we talk about the world’s 1)________. Now, did you know there are 2)________people on the planet, and by 3)________there might be 4)________? People are living longer and healthier lives than ever before, but a big 5)________means big 6)________for the planet.

Now listen again and check your answers.

参考答案

1) envir. probs.

2) > 6 bil.

3) 2050

4) > 9 bil.

5) popu.

6) probs.

听力原文

Welcome to Save the Planet where we talk about the world’s environmental problems. Now, did you know there are more than six billion people on the planet, and by 2050 there might be more than nine billion? People are living longer and healthier lives than ever before, but a big population means big problems for the planet.