Write, Edit, Write Again

pattern1
Seoul is bigger than Daejon.
Seoul is more expensive than Daejon.

I have less money than I remembered.
Fewer people attended class today than yesterday.

pattern2
She is as attractive as a Hollywood actress.
I think he is as rich as a famous company’s owner.

pattern3
While I played soccer, he can use my computer. (Make these two verbs agree in time. )
While I like to play soccer, he prefers to use the computer.
Whereas I played basketball, my rival studied physics.