问题
选择题
The 2010 Shanghai World Expo is intended to achieve our common goal: ________world that is safer, cleaner and healthier than ________ one we’re living in.
A．the; the
B．a; /
C．a ; the
D．the ; /
答案
答案：C
考查冠词。句中a world泛指一个世界；the one中的one代指world，这里特指我们现在所生活的世界。故选C。
