【判断题】【消耗次数:1】
古人一直用“豆”表示豆麦之义。
正确
错误
参考答案:
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相关题目
【单选题】 用双香豆素治疗血栓,加用苯巴比妥后抗凝血作用减弱是因为
①  苯巴比妥促进血小板聚集
②  苯巴比妥抑制凝血酶
③  苯巴比妥对抗双香豆素的作用
④  苯巴比妥诱导肝药酶使双香豆素代谢加速
【单选题】 关于双香豆素的叙述,下列哪项是错误的
①  口服有效
②  对已合成的凝血因子无对抗作用,故起效慢
③  抗凝作用持久,停药后尚可维持数天
④  体内、体外均有抗凝作用
⑤  应用剂量按凝血酶原时间个体化
【判断题】 簠与豆都是盛粮食的,不过簠在盘下有柄,豆没有柄。
① 
② 
【判断题】 青铜器“豆”是酒器。
①  正确
②  错误
【多选题】 提取游离香豆素的方法有
①  酸溶碱沉法
②  碱溶酸沉法
③  乙醚提取法
④  热水提取法
⑤  乙醇提取法
【单选题】 香豆素的基本母核为
①  苯骈α-吡喃酮
②  对羟基桂皮酸
③  反式邻羟基桂皮酸
④  顺式邻羟基桂皮酸
⑤  苯骈γ-吡喃酮
【单选题】 下列香豆素在紫外光下荧光最显著的是
①  6-羟基香豆素
②  8-二羟基香豆素
③  7-羟基香豆素
④  6-羟基-7-甲氧基香豆素
⑤  呋喃香豆素
【多选题】 《诗经·小雅·常棣》:“傧尔笾豆,饮酒之饫。”“饫”的读音错误的是。
① 
② 
③  yāo
【单选题】 双香豆素过量引起的出血可用
①  硫酸鱼精蛋白
②  叶酸
③  维生素K
④  尿激酶
⑤  维生素B12
【简答题】 香豆素基本母核是[填空1]。
随机题目
【单选题】 If Linda had practised hard enough last week,she______ more confident on the stage now.
①  would have been
②  had been
③  is
④  would be
【单选题】 Theyareconsidering______beforethepricesgoup.
①  of buying the house
②  with buying the house
③  buying the house
④  to buy the house
【单选题】 After the student was praised for what he had done, he said:“ I______ even better under harder conditions. ”
①  had done
②  did
③  would have done
④  would do
【单选题】 The old man is upset in fact today, but he looks as if he______ as happy as before.
①  will be
②  were
③  had been
④  is
【单选题】 Thechildrenwenttheretowatchtheirontower________.
①  to erect
②  erecting
③  be erected
④  being erected
【单选题】 The Bakers arrived last night. If they’d only let us know earlier,______at the airport.
①  we’d meet them
②  we’ll meet them
③  we’d have met them
④  we’ve met them
【单选题】 It is said that people can ______ or deposit money from bank through facial recognition, ie, they don’t have to use a bank card.
①  snatch
②  rob
③  draw
④  pull
【单选题】 In the month, the man earned as much as, if______ than $50,000.
①  no more
②  no much
③  not more
④  not much
【单选题】 —Why didn’t you come to join her party? —I______, but I had to look after my ill mother.
①  would have
②  should
③  would do
④  was going to have
【单选题】 You’ve got a divorce? Why did he decide to______ you after seven years together?
①  keep company with
②  part company with
③  keep in touch with
④  stay in touch with