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【单选题】
______ nuclear weapons can be used on the battlefield, infantry soldiers (步兵) are permitted to spread out for even more protection.
A.
But
B.
When
C.
Now that
D.
Whereas
举报
题目标签：步兵
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三