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【单选题】
药物的吸收过程是指A.
口服给药
B.
药物进入胃肠道
C.
药物从给药部位进入血液循环
D.
药物跟受体结合
E.
药物进入肝脏
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皮皮学刷刷变学霸
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【单选题】下列叙述正确的是（ ）
A.
某溶液中加入氯化钡溶液有白色沉淀生成，且沉淀不溶于稀硝酸，则原溶液一定含有SO 4 2-
B.
某溶液中加入盐酸放出能使澄清的石灰水变浑浊的无色无味的气体，则原溶液一定含有CO 3 2-
C.
将80gNaOH溶于1L水中，所得溶液中NaOH的物质的量浓度为2mol/L
D.
同温同压下的一氧化碳气体和氮气，若体积相等，则质量一定相等
【单选题】Imagine you found out that ideas invented by a computer were rated higher by independent experts than ideas created by a group of humans asked to perform. the same task. Would you praise the designer ...
A.
are never superior to human ideas
B.
tend to be superior to human ideas
C.
are not necessarily superior to human ideas
D.
can no doubt to be invented by human subjects
【简答题】完形填空。 Imagine you receive an e-mail that looks something like this: ARE YOU GOING TO CLASS TODAY? How does 1 this message make you feel? 2 did the sender use all capital letters? Was he or she angry, ...
【简答题】现代粮食物流的重要标志是指哪七化？
【简答题】（6分）某无色废液可能含有硫酸钠、氢氧化钠、氯化钠、碳酸钠和氯化钡中的一种或几种物质。为探究其组成，小亮同学进行了下列实验: （1）取少量废液放入试管中，滴加1-2滴无色酚酞溶液，溶液变成红色；再加入过量稀盐酸，溶液由红色变成无色，并有气泡产生。 根据以上实验，小亮同学得出结论：无色废液中一定含有碳酸钠，一定不含氢氧化钠和氯化钡，可能含有硫酸钠和氯化钠。 小强同学认为小亮的结论不正确，无色废液中可...
【简答题】完形填空 Imagine you receive an e-mail .that looks something like this: ARE YOU GOING TO CLASS TODAY? How does 1 this message make you feel? Why did the sender use 2 capital (大写) letters? Was he or she an...
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