Here are the corrections for each underlined part that needs attention:

1. **1.** I don't like doing origami **because** I’m not patient enough.
**Correction:** D. patient → "because" should remain, but the phrase should be rephrased for clarity: "I don't like doing origami because I am not patient enough."

2. **2.** There **is** many leisure activities you can choose **to do**.
**Correction:** A. is → "are". It should be: "There are many leisure activities you can choose to do."

3. **3.** Children **spend** too much time **to play** video games.
**Correction:** C. to play → "playing". It should be: "Children spend too much time playing video games."

4. **4.** Doing **garden** is not only exciting **but** also relaxing.
**Correction:** A. garden → "gardening". It should be: "Doing gardening is not only exciting but also relaxing."

5. **5.** Are you think that watching people **pass** by is weird?
**Correction:** A. think → "think". It should be: "Do you think that watching people pass by is weird?"

6. **6.** I’m a crazy fan **in** watching Marvel's films.
**Correction:** B. in → "of". It should be: "I’m a crazy fan of watching Marvel's films."

7. **7.** She thinks she is terrible **about making** crafts.
**Correction:** C. about → "at". It should be: "She thinks she is terrible at making crafts."

8. **8.** Are you keen **on** train your pets?
**Correction:** B. on → "to". It should be: "Are you keen to train your pets?"

9. **9.** Do you enjoy doing anything at your leisure time?
**Correction:** C. at → "during". It should be: "Do you enjoy doing anything during your leisure time?"

10. **10.** My daughter adores to play with her Barbie dolls.
**Correction:** A. to play → "playing". It should be: "My daughter adores playing with her Barbie dolls."

Overall, focusing on the necessary grammatical structures will help improve the clarity and correctness of the sentences.