—Miss Gao has ____________ free time than Mr Green.—I think so. She is busy every day.

Nina, you look much              than when I saw you last year.

—Which is______，the sun，the moon or the earth?—Of course，the moon is.

 ––Beijing is a big city, isn’t it?––Yes. In fact, it’s one of ____ cities in the world.

I am good at math, but his English is ________ than mine.