1) If doctors (find) a cure for cancer, this terrible disease (disappear).

2) If governments (stop) buying guns, the world (be) safer.

3) If people (have) more time to cook, they (eat) less fast food.

4) If people (do) more exercise, there (be) less heart disease.

5) I (have) the job if I (speak) German.

6) Children (have) better teeth if they (not eat) so many sweets.

7) If John (be) here, he (not be) very happy.

8) If you (drive) more carefully, you (not have) so many accidents.

9) If I (be) you, I (not worry) about going to university.

10) What (you/ do) if someone (tell) us to leave?