问题
选择题
There are ______ people in China. [ ]
A. 1.3 billions
B. 1.3 billions of
C. 1.3 billion
D. 1.3 billion of
答案
答案：C
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There are ______ people in China. [ ]
A. 1.3 billions
B. 1.3 billions of
C. 1.3 billion
D. 1.3 billion of
答案：C