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【单选题】
可用于治疗心动过缓的方法,除了( )A.
氨茶碱
B.
阿托品
C.
基肾上腺素
D.
人工心脏起搏器
E.
阿替
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】A．detect B．define C．demand D．defend
【判断题】It is irrational either to defend or oppose vivisection by appealing to the emotion of pity.()
A.
正确
B.
错误
【单选题】下列化合物发生亲电取代反应的活性由大到小的顺序是（） a.吡咯 b.呋喃 c.吡啶 d.噻吩 e.苯
A.
abcde
B.
abdec
C.
cabde
D.
eacbd
【单选题】The hair samples used in experiment ______.
A.
came from INS which keeps the samples
B.
were offered by the emperor's descendents
C.
were offered by the emperor’s servants
D.
were taken directly from the emperor’s body
【单选题】When we got there after the accident，we were told that the injured to the nearest hospital.
A.
were sent
B.
had been sent
C.
have been sent
D.
are sending
【单选题】下列化合物发生亲电取代反应的活性由大到小的顺序是 ( ) a. 吡咯 b. 噻吩 c. 呋喃 d. 吡啶 e. 苯
A.
a ＞ b ＞ c ＞ d ＞ e
B.
a ＞ c ＞ b ＞ e ＞ d
C.
c ＞ a ＞ b ＞ d ＞ e
D.
e ＞ a ＞ c ＞ b ＞ d
【单选题】“Representative samples were drawn at random from the above-mentioned goods and were inspected with the results as follows”，最确切的翻译是( )。
A.
从上述货物中抽取代表性样品，经检验结果如下
B.
从上述货物中任意抽取样品，经检验结果如下
C.
从上述货物中抽取样品，经检验结果
D.
从上述货物中任意抽取代表性样品，经检验结果如下
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