145. When people talk about the famous attractions in Changzhou, the first ______ comes into their mind is China Dinosaur Park.

A．place

B．one

C．that

D．of them

推进经济结构的战略性调整，必须以（）为重点。

A.改善需求结构

B.优化产业结构

C.促进区域协调发展

D.推进城镇化