I started puttering around ( ), not knowing what I was doing.
I started puttering around ( ), not knowing what I was doing.
A、within
B、besides
C、outside
D、except
【正确答案】:C
【题目解析】:本题考查介词辨析。within“在….内部”, besides“除了”, outside“在…以外”, except“除了”。句意:我开始在外面闲荡,不知道自己在做什么。故选C。
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