用于检测人群流腮特异性抗体水平一般检测的是以下（）抗体。
A、IgM抗体
B、IgA抗体
C、IgG抗体
D、IgE抗体
参考答案：C
--- Is there any possibility ________ we can get a ticket for The 2010 Shanghai World Expo? --- Of course, yes. You can either go to the Expo in person or buy ________ through the Internet.
A．which; it
B．that; it
C．that; one
D．which; it
分散黄SE-GFL是属于（）。
A.高温型染料
B.中温型染料
C.低温型染料
