Conditionals (types 0, 1 & 2) Put the verbs in the correct tense to make Type 0, Type 1 or Type 2 conditionals.

1 If you had showers instead of baths, you (save) water.

2 Unless we (stop) cutting down trees, a lot of animals will disappear.

3 If you mix red and blue, it (make) purple.

4 If acid rain falls in a lake, it (pollute) the water.

5 If we stopped using fossil fuels, we (not/cause) pollution.