Here are the corrections for each sentence:

1. I didn’t go because his parents didn’t **approve of** me.
2. I am not sure why your brother is always rude to me.
3. Maria insisted **on** driving him home.
4. I accused him **of** cheating in the game.
5. Many people will feel angry **about** cars being banned in the city centre.
6. Could you please forgive me **for** being late in sending this letter to you?
7. We didn’t succeed **in** winning the competition.
8. He congratulated my sister **on** passing her exams.