以下哪一种发明,与古代方士的炼丹术有关()。
A.火药
B.麻醉剂
C.造纸术
D.地动仪
参考答案:A
— Well,do you think the rabbit is a beautiful,gentle animal which can run very fast?
— ____. [ ]
A. So it is
B. So is it
C. So does it
D. So it does
救助全身燃烧伤员可以采取向身上喷冷水灭火的措施。