北京典型的传统民居是( )
A:竹楼
B:四合院
C:高脚楼
D:土楼
Mr. Liu is a really nice person --- the ________ person I know.
Sam
Amy
Lingling
Tom
Daming
My friend Ben _________ Science.
读我国四大地理区及有关气候资料图,完成下列问题.