1If it will rain / rains on Saturday , we won't/ don't go on the march.
2 You won't/ don't save the rainforest if you'll/ you sit and do nothing.
3 If she'll work/ she works hard , she'll do/ she does well at school.
4 Will/ Do you support my campaign if I'll/ l tell you about it?
5 If we won't/ don't look after the environment, we'll / we have problems in the future.
6 I'll /l give you a poster , if you'll/you sign up to our newsletter