与亚急性甲状腺炎发病有关的是（）
A.TSAb
B.TBII
C.TGI
D.结肠炎耶尔森菌
E.病毒感染
参考答案：E
— I was wondering if you could lend me some more money?
— Sorry, I’ve got _____ at hand myself. You know the MP4 player cost me all I had just now.
A．neither
B．nothing
C．none
D．few
以二维数字矩阵表示的规则格网DEM，其矩阵的行列号表示该点的（）。
A.高程
B.坐标
C.坡度
D.坡向
