Feb.16,old older young younger,tall taller,long longer short shorter strong stronger,big bigger small smaller fat fatter,thin thinner,heavy heavier,light lighter,Whos taller than David?,Gao Shan is.,old young,tall short,fat thin,strong weak,Whose school bag is heavier, yours or mine?,Yours is, I think.,long short,big small,heavy light,Jims,Toms,Bills,Toms pen is longer than Jims pen.,Bills pen is as long as Toms pen.,as (形容词原级) as,和 一样,我和你一样高。,I am as tall as you.,他和她一样瘦。,He is as thin as her.,高山和王宾一样强壮。,Gao Shan is as strong as Wang Bin.,A. Listen, read and say,