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题目内容
（陇东学院-大学英语2(专升本)）
35. (单选题) In their secondary schooling children got more advanced knowledge and begin to _________ on their special interests(本题1.0分)
A、 take
B、 go
C、 concentrate
D、 keep
A、 take
B、 go
C、 concentrate
D、 keep
参考答案
