Callan New Edition Stage 10 Lesson 162 on page 933 please continue ''REVISION EXERCISE 74'', item # 10. What kind of things can we do in our everyday lives to care for the environment?.

Revision Exercise 74 (Lessons I 52 - I 53)
10 What kind of things can we do in our everyday lives to care for the environment?

11 When we're using a comparative form, how can we communicate that the difference between two people or things is very big?

12 And how can we communicate that the difference between two people or things is small?

13 Is China slightly bigger than England? 14 Are you fond of traveling?

15 What happens to milk if we leave it for too long before using it?

16 If you were a company boss, would you allow your employees to use their work computers to surf the internet?

17 What's the contrary of a wild animal?

18 What do we call the sides of a river?

19 What would I mean if I said "He can't spare the money to buy himself a new suit"?

20 What do we mean by a spare room in a house?

Answers
10 To care for the environment in our everyday lives, we can recycle, use less energy in the home, avoid using cars too often etc.

11 When we're using a comparative form, we can communicate that the difference between two people or things is very big by putting words such as "much", "far" or "a lot" before the comparative.

12 We can communicate that the difference between two people or things is small by using words such as "slightly", "a little" or "a bit".

13 No, China isn't slightly bigger than England; it's far bigger than England.

14 Yes, I'm fond of traveling. - No, I'm not fond of traveling.

15 If we leave milk for too long before using it, it goes sour (or turns sour).

16 Yes, if I were a company boss, I'd allow my employees to use their work computers to surf the internet. - No, if I were a company boss, I wouldn't allow my employees to use their work computers to surf the internet.

17 The contrary of a wild animal is a tame animal.

18 We call the sides of a river the banks.

19 If you said "He can't spare the money to buy himself a new suit", you'd mean that he has some money, but needs to use it for other things and has none available to buy himself a new suit.

20 By a spare room in a house, we mean an extra room which we keep empty for guests.