对脊髓灰质炎患儿应隔离
A.7天
B.14天
C.28天
D.40天
E.60天
参考答案:D
解析:卧床休息,隔离至少至病后40天。第1周实施呼吸道和肠道隔离,以后以肠道隔离为主。
Good manners usually help people to _____ each other. [ ]
A. get on well with
B. get started
C. get together
D. get off
()系统又称为电子订货系统
A.POS
B.ATM
C.EOS
D.JIT