Here are the answers based on the closest meanings:

23. After her mother **died**, she was raised by her grandparents.
**A. grown up** (Closest meaning: living/raising someone)

24. I am **crazy about** my children.
**C. happy** (Closest meaning: having a strong affection for)

And for the opposite meanings:

25. After two hours traveling by bus, we **came out** of Vung Tau.
**D. went on** (Opposite meaning: to enter or leave a place)

26. Last night, when he came to visit us, we were watching a **boring** film on T.V.
**C. interesting** (Opposite meaning: engaging or exciting)

So the marked letters would be:
- 23: D
- 24: C
- 25: D
- 26: C