# 1
คำตอบสั้น
Our chef prepares all our famous dishes.
All our famous dishes are prepared by our chef.
All our famous dishes are prepared.

All our famous dishes are prepared by our chef.
All our famous dishes are prepared.
CDs are sold in the street market by someone.
CDs are sold by someone in the street market.
CDs are sold in the street market.
These articles are written by the president of the club.
These articles are written.
Harry Potter was written by J.K. Rowling.