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题目内容
（哈尔滨电大直属学院-人文英语）
By the year 2020, China.s population probably _________1.4 billion.
选择一项：
A.
will have reached
B.
will be reaching
C.
are reaching
选择一项：
A.
will have reached
B.
will be reaching
C.
are reaching
参考答案