问题
选择题
Once you put your school things___________, you'll find them easily.
A. in danger B.in order C. in detail
答案
答案：B
in danger在危险中；in order整齐，秩序井然；in detail详细地。句意：一旦你将物品放得秩序井然，你就会容易地找到他们。结合语境可知选Ｂ。
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