与来访者谈话时不町直视对方的眼睛，可( )对方的眼神和表情。
A．斜视
B．扫视
C．凝视
D．偷视
参考答案：B
The streets of the Dual Springs neighborhood, a migrant-worker hub in northern Beijing, are ______ . That’s no surprise; more than 13,000 people have been quarantined in China’s capital to halt the insidious spread of severe acute respiratory syndrome (SARS).
A．deserted
B．vacated
C．unlived in
D．removed
在紫外-可见分光光度法中，与溶液浓度和液层厚度成正比的是（）
A.透光率
B.测定波长
C.狭缝宽度
D.吸光度
E.吸收系数
