1) If I live in London, I ride a boat on the Thames.
2) If we have a boat we'll do the rowing.
3) If he is a member of our team, we will win.
4) The competition will start when will stop raining.
5) When we arrive in St. Petersburg, we will participate in the competition.
6) When they will invent new laws, we'll know about it.
7) If a fire starts, it will spread throughout your home.
8) This country will become a strong country if the government would develop new industries.