新视野大学英语视听说教程(第二版)第三册答案

Uint2

Our globe is in danger!

I.Lead in

Task 1:

sandstorm ; air pollution ; deforestation

water pollution ; melting polar ice cap ; light pollution

drought ; desertification ; littering

II. Basic Listening Practice

Keys: 1.B 2.D 3. A 4.A 5.C

III. Listening In

Task 1:We should have proper respect for nature!

Script:

Martha:Do you think most people in your culture respect nature? Ed:I think so. Um... more now than before.

Martha:What do you think is the most serious environmental problem in the world today?

Ed: Today... I think damage to the ozone layer is a big problem, and another problem is pollution in big cities and things like that. Martha: How do you learn about environmenproblems?

Ed: Um... through school. A lot of clubs promote environmental safety, and some TV programs, too. They talk about environmental safety and stuff like that.