Make sentences showing that one thing depends on the other. Follow the example. 
1. You practise a language. You speak more fluently.
=>The more you practise o language, the more fluently you speak.
2. We get older. We are more understanding. 
3. There are many cars. The traffic Is bad. 
4. You can learn from the mistakes you make. 
5. There are many tourists. The environment will be damaged. 
6. This job is easy. We will finish it quickly.