Объяснение:
Complete the definitions.
the earth; destroys the ozone layer; smoke from factories; plants and animals; carbon dioxide
1. Conservation is the protection of natural things, e.g. plants and animals
2. Acid rain is rain that contains dangerous chemicals. It is caused by smoke from factories.
3.The ozone layer is a layer of gases that stop dangerous radiation from the sun reaching the earth;.
4. Global warming is an increase in world temperature caused by an increase in carbon dioxide.
5. CFC (chlorofluorocarbon) is a chemical which destroys the ozone layer.
НОМЕР 1.
2) Did you fight again?
3) How long have you had a leg ache?
4) I have been learning Japanese since August.
5) Anna is looking for a job for six months.
6) They have been working in Saratov since January 1st.
7) What a deep snow! How long did it snow?
8) It's been raining all day.
9) I live here for about five years.
10) You are watching TV for too long.
11) I have been waiting for Peter for about an hour.
12) Children have been swimming for half an hour.
13) They work in the garden from 8 o'clock.
14) Finally, I found the book I was searching for all day.
НОМЕР 2.
На колонки сама разобьешь
hoping, bring, wearing, teaching, sitting, leaving, using, coming, travelling, putting, trying, shopping, beginning, getting, making, planning, cutting, eating, catching.