— The number of cars           growing larger and larger in Beijing.

— But the traffic problem is           than it used to be.

A．is；very good

B．are；much better

C．are；very bad

D．is；much worse

描述与人体正中矢状面相对位置关系的方位术语有（）

A．内

B．外

C．内侧

D．外侧

E．近侧