All of them are reasonable is there and option for all?
Answer: See Explanation
Explanation:
1. Sam (used to) live in Liverpool. Now, he lives in Glasgow.
2. We (didn't use to) have an internet connection but we do now.
3. Did you used to watch DVDs when you were younger?
4. Pete never used to eat fruit, but he does now.
5. I didn't use to have a laptop but now I can't do without it.
6. My dad used to grow his hair long but now, he has short hair.
7. Sally didn't use to wear glasses but she needs them now.
The answer is parts of speech
True, the supporting details should some in the following paragraphs (that's what I learned anyway - it may be wrong)