Answer the questions.

1. How do people pollute their surroundings?

2. Why is environmental pollution one of the serious problems today?

3. How can people destroy soil?

4. What are the ways for reducing pollution?

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['veri mλtʃ]

1)  i use to live in the country, but now i don't.

2)  did you used to wear glasses?

3)  they didn't use to do any homework.

4)  he has a motorbike.

5)  we used to play in the park when we were little.

6)  she used to cry a lot when she was a baby.

остальные корректные

i don't know whether 'li' means 'whether' here or 'if'. i suggestwhether/if: the brother/ my brother is watching tv now, he is playing on the computergrandmother is sleeping

mum is making lunchgrandad is watching tvdad is reading

kate is playing the pianomy brother is listening to musicrex is sitting next to him/ it

pack of cigarettesa day -about 500x-rayirradiationfor the year! temperatureof 700-900degreessmoldering cigarette! smoker's lungswith the experience -black,rottingmass.afterinhalingnicotine enters thebrainin 7seconds.nicotinecauses spasmof vessels,fromheremalnutritionoxygen to tissues.spasmof small vesselsmakes the skinaging.the hazards of smokingin the factthatthere isbad breath, yellowteeth,inflamedthroat,eyesturn redfrom theconstant irritationof smoke.