问题
选择题
It is an imaginary line ______ the eastern and western halves of the world and is very useful for navigation. [ ]
A. to divide
B. divided into
C. divides
D. dividing
答案
答案：D
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It is an imaginary line ______ the eastern and western halves of the world and is very useful for navigation. [ ]
A. to divide
B. divided into
C. divides
D. dividing
答案：D