【单选题】1964年世界医学大会颁布、又经过多次修订的关于医学实验的医学伦理文件是
【单选题】1964年世界医学大会颁布、又经过多次修订的关于医学实验的医学伦理文件是( )
【单选题】—Why didn’t you come to the meeting yesterday? —I_________,but my old father came unexpectedly.
【判断题】产品开发期阶段,没有收入,只有成本,投资不断增加。
【单选题】经过多次修订的关于医学实验的医学伦理文件是
【单选题】Why didn’t Linda’s father want her to study in the United States?
A.
Because he didn’t like the United States
B.
Because he didn’t want Linda, his only child, to leave China.
C.
Because he couldn’t accept the American culture.
D.
Because he didn’t think the United States is a safe country for a young girl.
【单选题】-Why didn't you turn up at the meeting? -I ________ for a longdistance call from my father in England. [ ]
【单选题】Why didn't the king believe the old man's story? Because ______.
A.
his father never told him anything about a jar of gold
B.
there wasn't enough gold to fill the jar with in his country
C.
he didn't want to return the old man the jar of gold
【单选题】墨子曰: “百工为方以矩,为圆以规,直以绳,正以悬, 「平以水」, 无巧工,不巧工,皆以此五者为法。”所以,“天下从事者,不可以无法仪,无法仪而其事能成者,无有也。” 墨子用的推理是:
【多选题】我国旅游资源丰富,各种景观千姿百态,但旅游购物品却“千景一面”。究其原因有( )。
A.
目前国内景点还停留在“门票经济”阶段,在景区内销售纪念品的基本上是“单干户”,景区只负责收铺租,根本没把旅游购物品销售当回事
B.
旅游购物品实施产权保护法规的缺位致使山寨仿冒盛行,原创设计难以形成规模生产,且先期投入大,一些产品还没有批量生产,就被小商小贩粗制滥造出来,导致企业开发意愿不高