问题
选择题
When the thief found the police had already ______ him, he ran away quickly.
A．realized
B．known
C．heard
D． recognized
答案
答案：D
词义辨析。A.意识到 B. 知道 C. 听到 D. 辨认出。句意：当这个贼发现警察已经认出了他，他快速的跑远了。故选D。
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