--What’s population of China?China has population of 1.5 billion.A. a; theB. the; aC.

--What’s population of China?
--China has population of 1.5 billion.
A. a; the
B. the; a
C. /;/
D. the; the

A. a; the(答案→)B. the; aC. /;/D. the; the解析：a population of表示人口的数量；the population of China特指中国的人口。

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