--Why is she at Xiao Ying’s home?--_________ they are friends.
I’ll give a talk tomorrow. I’m thinking about_______.
He is______ outstanding boy. He studies in______ universitythat I like very much.
—Do you know the girl______Mary Smith? —Yes. She’s my friend.
—What do you think of Harbin and Qingdao in winter? —I think Harbin is______than Qingdao.
Liu Xiang and Yao Ming are famous players.____of them have set a good example to us.