Here are the correct words to complete the sentences:

1. Get into the habit of **repeating** things aloud is not really suitable.
2. You should never rely on someone else's memory. Learn **to trust** your own.
3. It's extremely easy **to forget** what you are not intend **to remember**.
4. Study immediately before **going** to sleep will help you remember knowledge more effectively.
5. Our memories are filled with things we never meant **to remember**.
6. Make it a habit to look back at your car every time you get out and you'll never forget **to turn off** your headlights.
7. **Playing** games is a fun way of **improving** your memory skills.