Exercise 5

21,b – healthy

22, a – dentist

23, d –with

24, b – to clean

25, a –should

25, a – for

Exercise 6

1, I want to arrive 20 minutes early in order to have time for a cup of tea.

2, He spoke slowly in order that they could write everything down.

3, Aki is borrowing some English books in order to learn more of this language.

4, He turned down the music so as not to disturb the neighbors.

5,I told my parents I would be back home tonight in order for them not to worry for me.

6, They visited him so as to give him some advice

7, Scientists and doctors wear white coats in order to keep their clothes clean.

8, Ships carry life boats in order for the passengers to escape when the ships sink.

9, Jack always takes the bus to work so as not to spend much money.

10, Jenny sells postcards and souvenirs in order to earn some pocket money.