“九儒十丐”是谁的说法（）？
A、元好问
B、许衡
C、郑思肖
D、张德辉
参考答案：C
--- Do you know Cindy was famous at_______ very young age.
--- Yes. But she died young. She died at_______ age of 33.
A．a; an
B．a; the
C．the; the
D．the; an
（），中国第一枚近程地对地导弹研制成功。
A.1958年
B.1959年
C.1960年
