撰写“医家五戒十要”的是（）
A．李时珍
B．陈实功
C．孙思邈
D．张仲景
E．华佗
参考答案：B
—What courses are you going to do next term?
—I don’t know. But it’s about time ________ on something.
A．I’d decide
B．I decided
C．I decide
D．I’m deciding
什么是外轨超高？为什么要外轨超高？
