Here are the answers based on the differences in the underlined parts:

1. **C** (through) - the 'ough' makes a different sound compared to the other words.
2. **C** (energy) - the 'e' in 'energy' is pronounced differently than the others.
3. **C** (handicrafts) - 'handicrafts' is the only word that is plural.
4. **A** (hated) - has a different ending sound compared to the other words.
5. **C** (watched) - has a different past tense form ending compared to the others.

For the second part:

6. **A** (detest) - the only verb while the others are nouns/adjectives.
7. **D** (leisure) - this word is a different part of speech (noun) compared to the other verbs.

If you want the position of differences for each item, please specify!