Ответ:

1 If you find a pair of shoes that you really like in a shop, you will buy them.

2 If you're in the street and you need a taxi, you will catch a taxi.

3 If you wear a new white shirt, you won't feel hot.

4 If you leave your phone at home, you won't call your parents after school.

5 If there's a football match on TV and you leave room for 30 seconds, your wife will turn the TV off.