问题
选择题
They spent the afternoon _________ in the street, not knowing what to do.
A．putting on
B．blocking out
C．holding out
D．fooling around
答案
Ｄ
考查短语辨析。A穿上；B阻塞,堵住；C维持，保持；坚持；D闲荡,游手好闲；句意：他们整个下午都在街上闲荡,不知道做什么。
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