when our part of the earth turns ___ the sun,选择

问题描述:

when our part of the earth turns ___ the sun,选择
A to
B against
C in
D on

when our part of the earth turns _to/against__ the sun,
当我们所在的地区面向/背对太阳时,
要看下文是什么,否则A和B都可以