问题
选择题
After going into the concert hall, the mother ________ a friend and went over to greet him.[ ]
A. searched
B. knew
C. spotted
D. realized
答案
答案：C
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After going into the concert hall, the mother ________ a friend and went over to greet him.[ ]
A. searched
B. knew
C. spotted
D. realized
答案：C