皮肤广泛性炎症愈合后未满()者及皮肤局限性炎症愈合后未满()周者均暂不能献血。
参考答案:二周;一
The house which _____ four hundred years ago is still in good condition. [ ]
A.dates back to
B.dated back
C.dated from
D.dated back from
手部创口清创处理,一般不迟于()
A.8小时
B.9小时
C.10小时
D.11小时
E.12小时