The year of 2013 saw the_______ air pollution in China for 52 years.A. bad B. worse C. worst
I want to be ______engineer, but my best friend wants to be a policeman.
— Happy birthday, Tom. I’ve got you a present. — __________
Li Hua’s answer ________ right. Don’t you think so?
The twins are quite different _________ each other.
The dog is very _____ because it has three ears.