Present Simple - every day,often, usually
Present Continuous - at the moment, now, look
Past Simple- yesterday, last year, 3 days ago
1 any
2 anybody
3 everybody
4 any
5 anything
6 anybody
7 any
8 some
9 nobody
10 everything
A
1 - recycle
2 - fumes
3 - pollution
4 - rubbish
5 - rain
6 - trees
7 - clean out
B
8 - toxic fumes
9 - recycle newspapers and cans
10 - collect rubbish
11 - acid rain
12 - clean out a pond
13 - air, water and soil pollution
14 - plant trees
C
15 - wipe out
16 - out
17 - poisons
18 - solar
19 - join