Sure! Here are the completed sentences for Exercise 13 using the -ing form of the verbs in brackets:

1. My brother likes **collecting** coins very much.
2. The **enjoys** **having** his bike to school.
3. Her children dislike **jogging** every morning.
4. He likes **reading** magazines.
5. They adore **building** dollhouses.
6. He doesn't like **talking** on the phone.
7. They don't like **watching** films.
8. She likes **getting** up early in summer.
9. I like **learning** English.
10. Do Hoa and her classmates enjoy **reading**?

For Exercise 14, here are the sentences in the correct form of present simple tense:

1. Peter **studies** very hard. He never gets high scores.
2. I like oranges and she **likes** apples.
3. My mom and my sister **have** lunch every day.
4. They **go** out once a week.
5. They **eat** delicious meals.
6. My father always **cooks** vegetables.
7. Rosie **goes** shopping every week.
8. Miley and David **travel** to work by bus every day.
9. Do you **agree** with your parents' decision?
10. It **is** a fact that smart phones **help** us a lot in our life.
11. I often **go** to some of my favorite destinations every summer.
12. Our Math lesson usually **starts** at 4.00 p.m.
13. The reason why Susan **doesn't eat** meat is that she **is** a vegetarian.
14. People in Ho Chi Minh City **are** very friendly and they **talk** a lot.
15. The flight **comes** at 6 a.m. every Thursday.
16. Where **does** that guy **come** from?
17. Where **does** your mother **work**?
18. Who **does** the washing in your house?
19. James **doesn't eat** the trees.

Let me know if you need further assistance!