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题目内容
（河南城建学院英语（二）(专升本)）
(单选题) Although he.s only 16 years old,______ he has been a college student for two years.(本题1.0分)
A、 but
B、 /
C、 however
D、 and
A、 but
B、 /
C、 however
D、 and
参考答案