具备尸体冻存条件的,尸检可以延长至几日()。
A.1日
B.2日
C.3日
D.5日
E.7日
参考答案:E
—Where're the children, Mr Black?
—Oh, they _______ their PE lesson on the playground. [ ]
A. have
B. had
C. are having
D. have had
治泻有九法是哪一部书提出的
A.《医宗必读》B.《景岳全书》C.《脾胃论》D.《医学心悟》