根据《尘肺病诊断标准》,尘肺应分为()。
A.4期
B.3期
C.8期
D.6期
E.以上都不是
参考答案:B
After the flood, the first thing the government did was to provide_____ for the homeless familie.[ ]
A. accommodation
B. qualification
C. occupation
D. admission
龙卡通密码挂失后()可重置新密码。
A.当时
B.3天后
C.5天后
D.7天后