1. This is the most memorable trip I have ever taken.
→I've never taken the most memorable trip than this before.
2. I have never talked to any more interesting man than him.
→ He is the most interesting man I've ever talked to.
3. No one is as hard-working as my mother.
→ My mother is the most harder worker.
4. There is no harder worker in this factory than John.
→ John is the most hard worrker in this factory.
5. Have you got any cheaper computer than this one?
→ Is this the most cheapest computer you have?
6. She can sing much more beautifully than me.
→ I can’t sing as beautiful as her.
7. Mary doesn’t study as well as she used to.
→Mary used to study well than she does now.
8. Last night, Peter came home earlier than Tom.
→ Last night, Tom came home later than Peter .
9. Her sister always runs more quickly than her.
→ She runs not as quich as her sister.
10. My brother is the most handsome in his English class.
→ No one in my brother English class is handsome than him.

1. I've never taken such a emorable trip before

2. He is the most interesting man i have ever talked too

3. My mother is the most hard-working.

4. John is the hardest worker in this factory.

5. Is this the cheapest computer you have?

6. I can’t sing as beautifully as she sing

7. Mary is study better before

8. Last night, Tom came home later than Peter

9. She run more slowly than her sister

10. No one is more handsome than my brother