红细胞变形能力差的是（）
A.微血管病
B.糖尿病
C.缺铁性贫血时
D.高脂血症
E.高血压病
参考答案：B, D, E
Students continue to eat in school canteen______ they complain the quality of the food .
A．as though
B．even though
C．as long as
D．unless
下列服务允许自动分配IP地址的是( )。
A．DHCP
B．WINS
C．DNS
D．DXNP
