Here are the correct options for each item:

1. **A** If you don't feel well, you should see a doctor.
2. **C** The easier the task gets, the happier the students become.
3. **D** We need to find out the meeting time, so we can plan better.
4. **C** My father handed down some of his special cooking techniques to me.
5. **B** The more I read, the more interesting the book was.
6. **D** Could you tell me who to go to order to get the right information?
7. **C** Students try to give priority to school, family and extra activities.
8. **D** If they want to pass the exam successfully, they must study harder.

Feel free to reach out if you need further assistance!