It’s good feeling for people to admire the Shanghai World Expo that gives them pleasure.A.

问题补充：

It’s good feeling for people to admire the Shanghai World Expo that gives them pleasure.

A. 不填, a

B. a, 不填

C. the, a

D. a, the

答案：

A. 不填, a

(答案→)B. a, 不填

C. the, a

D. a, the

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