Environmental problems have become one of the most urgent problems of modern society. More and more people suffer from air and water pollution. Nature also suffers from land and nuclear pollution. The reasons for such environmental problems are numerous.
Among them increasing number of cars in the streets, factory waste, millions of cut down trees, destroyed habitats of animals, contaminated rivers and seas. All these problems mainly arise due to human careless activities and gradually destroy our planet. If we look closely, we’ll notice that not only one city is under danger, but the majority of world population
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2 Jane was asleep on the bus. Suddenly, the bus driver said, 'Wake .up..This is your stop.' Jane quickly got .off..and the bus drove ...
3 A young boy ran out of the sweet shop and rode .away..on his bike. Two seconds later, the shop assistant came out and shouted, 'Come .back..You haven't paid!'
4 Be careful! There's an old woman trying to cross the road. I think you're driving too fast. Slow .down..a bit, please.
5 If you've finished Exercise 6, turn over...and carry ..on.Exercises 7 and 8 are on page 5.
6 SUE: Can I speak to Bob, please?
MEG: Sorry, I can' t hear you. Can you speak .up..
SUE: Can I speak to Bob, please.
MEG: Yes, hold .on..a minute. He's in the kitchen, washing .up..I'll call him. BOB!
7 One cold night last winter my car broke .down..I went to a house and asked for help. The man there was very kind and said, 'Come .in..and keep warm.'