EXERCISE 5: In some sentences, there is a word which should not be there.
Cross out that word. If the sentence is already correct, put a check mark  ✓ after it.
1. The book which I borrowed it from the library is interesting. 
2. The watch my mother gave me on my birthday keeps correct time. ✓ 
3. A true friend is someone we can share our feelings with them. 
4. I enjoyed the music that we listened to it.
5. My uncle and aunt, whom we often visit them, live in the countryside. 
6. The food we ate at the restaurant last night was rather spicy. 
7. The woman I spoke to her had trouble teaching her child. 
8. The ideas that Nam had them were new to his friends. 
9. A good doctor is a person whom you have confidence in. 
10. The hat Annie is wearing it is the latest fashion.