4G全国套餐外短信、彩信统一价格,统一为多少元/条()
A.0.1
B.0.15
C.0.2
D.0.25
参考答案:A
Who was the first one ______? [ ]
A. to reach
B. to arrive
C. to get to
D. to arrive at
确定避雷针保护范围的方法采用(),还有一种方法是()。