国家统一规定.每一公尺分为（）个精度等级。
A.7
B.8
C.10
D.12
参考答案：D
下列各项，治疗喑痱的方剂是（）。
A.地黄饮子
B.六味地黄丸
C.肾气丸
D.左归丸
E.右归丸
After studying in America for seven years, Lily’s brother ______ his job as a doctor in Japan.
A．took up
B．took over
C．took in
D．took on
