Упр.6 Юнит 5 Step 4 ГДЗ Rainbow English 7 класс

Look at the pairs of words. In each pair there is a word you know. Read the sentences below and guess what the other word in each pair means.

1. Animal protection is a necessary thing nowadays.
2. People often dump waste in the forests but they mustn’t do it.
3. Don’t waste your time, do something useful.
4. Would you like some cake, Jane? — No, thanks, I am dieting.
5. Nowadays we have a lot of ecological environmental problems.
6. The rivers in this part of the country are unpolluted.
7. Pollution is a bad disease of our century.