1-3 ток правильно позязя )

(1) 1 c 2 e 3 a 4 d 5 b (2) 1. mustn't 2 doesn't have to 3 had to 4 don't have to 5 must (3) 1. I think I'm a friend of the Earth. 2. I blow my nose with paper tissues. 3. Actually, no, I don't cross the road quickly. 4. I enjoy rereading old magazines and newspapers. It's like memories about past. 5. My favourite kind of transport is car. 6. I think it is a great threat to our world. Mankind ought to be more polite and clever.