—Bill, who's thelittle boy in the picture?—It's me. I am much_____, aren't I?A strong B stronger C strongest
_____ years ago, people first began to drink tea in China.
_____ is our duty _____ the environment.
_____ of our school is covered with trees and grass.
His watch is 5 minutes _____. He feels _____ now.
He’s made great progress, _____?