万用表由（）组成。
A.表头
B.线路
C.开关
D.度盘
参考答案：A, B, C, D
药品生产用设备的要求是什么？
A．Because she hadn’t heard of the writer at the time.
B．Because it wasn’t on any of the professors’ reading lists.
C．Because it was published after she had finished her research.
D．Because it was only available in French.
