1Which of them are described in the text?2What makes sea water dangerous nowadays? 3Why is it dangerous to dump industrial waste im the sea?4Why was the Statue of Liberty in New York damaged?5Where does air pollution in the cities mostly come from?6.T. Why is it not safe to be in direct sunlight in certain places?7.Why are nuclear power stations dangerous?

grandx04 grandx04    2   08.12.2021 15:44    6