Find and correct the mistakes in each of the following sentences

Here are the corrections for each of the sentences listed in the exercise:

1. **A** - "her" should be "the": "In spite of the broken leg..."
2. **B** - "walk" should be "to walk": "...she tried to walk to the school..."
3. **C** - "the" should be "a": "...to attend a lecture."
4. **A** - "promise" should be "promised": "Whenever you promised to do..."
5. **B** - "expensive" should be "more expensive": "No car is more expensive than this car..."
6. **B** - "to buy" should be "to buy it": "...decided to buy it."
7. **A** - "get" should be "got": "...to get that job is."
8. **B** - "the" should be "a": "...the salary was high."
9. **A** - "many" should be "many different": "John has many different things to do..."
10. **B** - "that" should be "there": "There is not much to do about."
11. **A** - "the" should be "in": "Although in the bad traffic..."
12. **B** - "the" should be "a": "We managed to get a meeting on time."
13. **C** - "too" should be "so": "My sister is so young not to volunteer."
14. **A** - "my" should be "your": "Since my father has retired..."
15. **A** - "here" should be "there": "The company will help you to get there."
16. **C** - "with" should be "without": "Though Jim works without her..."
17. **B** - "childishly" should be "childish": "...behaves childish despite having grown up."
18. **C** - "Although" should be "Despite": "Despite being a chain smoker..."
19. **B** - "can't" should be "can": "Mary can’t get rid of it."
20. **A** - "her" should be "him": "She is trying to stop him from working."
21. **C** - "in" should be "with": "Williams succeeded in his exam because of his hard work."
22. **A** - "an" should be "his": "...decided to have his time."
23. **A** - "time" should be "the": "...to own the big house."
24. **A** - "crowded" should be "crowded with": "His house is crowded with him."
25. **C** - "her" should be "his": "She will go home with her husband."

These corrections address grammatical mistakes and improve clarity.