1 If it rains, we won't go out.
2 It's cold! I will turn on the heating.
3 If the weather is good, we'll go on a picnic.
4 You can ask John that question when he comes.
5 I think Manchester will win the match.
6 Maybe I will be a writer when I grow up.
7 If I hear anything about the accident, I'll let you know.
8 Will you come to the party, If you have time?
9 People are vegetarians if they aren't meat
10 The eggs went off! I will go to the shop to buy fresh ones!