Complete the text with the words below -8class airport terminals ​

1 I hate doing housework, especially cleaning.

2 Why do you always make the same mistake?

3 'Can you do me a favour?' 'It depends what it is.'

4 'Have you done your homework?' 'Not yet.'

5 I need to see the dentist but I haven't made an appointment.

6 I'm doing a course in photography at the moment. It's very good.

7 The last time I did an exam was ten years ago.

8 When you've finished Exercise 1, you can do Exercise 2.

9 There's something wrong with the car. The engine is making a strange noise.

10 It was a bad mistake. It was the worst mistake I've ever made

11 Let's make a list of all the things we have to do today.

Air pollution problems have become one of the problems of the modern world. More and more people are suffering from water and air pollution. Likewise, the nature suffers from air pollution. The reasons for such a lot of environmental problems, such as: increasing the number of cars on the roads, factories, waste, millions of felled trees, the animal life, polluted rivers and seas. Fortunately, there are plenty of opportunities to stop these problems. If everything will take care of the planet and does not pollute the nature and many problems can be solved.