(Pages 56-63) Collin Listening. Unit 7: Alternative Energy

(Page 56) Part 1: Exercise 1. The words below all relate to energy. Put the words into the correct groups. Some words belong in more than one group.

(Page 56) Part 1: Exercise 2 Rewrite the sentences 1-8 by replacing the underlined phrases with words from Exercise 1. You can make other changes as well if necessary. Question 1

Answer explanation

An effective way of producing power is to use solar energy.

(Page 56) Part 1: Exercise 2 Rewrite the sentences 1-8 by replacing the underlined phrases with words from Exercise 1. You can make other changes as well if necessary. Question 2

Answer explanation

At the North and South Poles, water becomes so cold that it freezes.

(Page 57) Part 1: Exercise 2 Rewrite the sentences 1-8 by replacing the underlined phrases with words from Exercise 1. You can make other changes as well if necessary. Question 3

Answer explanation

If you heat water to 100 degrees Centigrade, it boils.

(Page 57) Part 1: Exercise 2 Rewrite the sentences 1-8 by replacing the underlined phrases with words from Exercise 1. You can make other changes as well if necessary. Question 4

Answer explanation

This power station uses nuclear energy to generate electricity.

(Page 57) Part 1: Exercise 2 Rewrite the sentences 1-8 by replacing the underlined phrases with words from Exercise 1. You can make other changes as well if necessary. Question 5

Answer explanation

Oil is a substance found under the surface of the earth.

(Page 57) Part 1: Exercise 2 Rewrite the sentences 1-8 by replacing the underlined phrases with words from Exercise 1. You can make other changes as well if necessary. Question 6

Answer explanation

In order to make a fire, some kind of fuel such as wood is needed.

(Page 57) Part 1: Exercise 2 Rewrite the sentences 1-8 by replacing the underlined phrases with words from Exercise 1. You can make other changes as well if necessary. Question 7

Answer explanation

If you oil an engine, it will function more effectively.

(Page 57) Part 1: Exercise 2 Rewrite the sentences 1-8 by replacing the underlined phrases with words from Exercise 1. You can make other changes as well if necessary. Question 8

Answer explanation

Refrigeration is the main method of cooling food.

(Page 57) Part 1: Exercise 3. Match the reporting verbs 1-10 with their meanings a-j. Question 1