Mr.Brown is ______America,but now he is ______China.
. —______ to the Shanghai? —No, never, but I went to Beijing a few years ago.
—How many students are there in the classroom? ____. They are all in playground.
I ______ my English teacher for two years.
-- What a traffic jam! I’m going to be late again.--Yes. The traffic now is _______than it used to be.
--Which is your new neighbor, Liu Hua? --The man _______ T-shirt is red.