Since there is no such thing as a free lunch in the world, one million people of the city

Since there is no such thing as a free lunch in the world, one million people of the city decided to build their home by themselves.
A. a; the
B. /; /
C. /; the
D. a; /

A. a; the B. /; / (答案→)C. /; the D. a; /解析：考查冠词：句意：因为世上没有免费的午餐，这个城市的一百万人民决定自己建造家园。第一空不填，因为：no+such+名词= not such a + 名词，第二空数词前面不加冠词，选C。

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