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【单选题】
美国研究人员开发出一种新型抗疟疾药物,在动物实验中,其效果强于临床抗疟药,且不易产生耐药性。这一成果说明 ( ) 1 善于发现未解之谜有助于人类改造规律造福自身 2 不断进行实践探索是人类实现从 “ 未知 ” 到 “ 已知 ” 的源泉 3 发现事物运动过程中的规律是利用和改变规律的基本前提 4 利用规律攻克医学难题能够造福人类A.
①②
B.
①③
C.
②④
D.
③④
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举一反三
【单选题】牵涉痛是指（）。
A.
内脏痛引起体表特定部位的疼痛或痛觉过敏
B.
伤害性刺激作用于皮肤痛觉感受器
C.
伤害性刺激作用于内脏痛觉感受器
D.
肌肉和肌腱受牵拉时所产生的痛觉
E.
内脏和腹膜受牵拉时所产生的痛觉
【单选题】听力原文：M: Did you hear about Harry? W: No what happened? M: He's really sad, He didn't get accepted to any of the colleges he really wanted to go to. W: Why not? His test results were quite good. M: Now...
A.
He was refused by the college he really wanted to go to.
B.
He didn't really want to go to any colleges.
C.
His tests were not so good.
【简答题】完形填空。 It was black in the evening. Jason, a 12-year-old boy didn't want to go outside. But his mother, Branda, was worried about his father and 1 he go. That evening the man had to 2 his car, a Buick ...
【多选题】补全图形过程中,作图说法正确的是:
A.
连接bd，过面内两个点作面内一条线。
B.
连接a'c'与b'd'相交，求V面内一点确定a。
C.
连接a'c'与b'd'相交，求V面内一点确定e'。
D.
此题还有另外解法。
【简答题】完形填空 About a year ago, I went to stay at a Detroit hotel. I didn't want to 1 too much money with me, so I 2 the desk clerk to put a hundred-dollar bill in the safe for 3__ . The next morning, however,...
【简答题】He didn't want to m____up the situation. 把情况弄糟
【单选题】Only when ____in the afternoon _____able to leave.A．the match was over; they wereB．was the match
A.
33. Only when ____in the afternoon _____able to leave. A．the match was over; they were
B.
was the match over; were they
C.
was the match over; they were
D.
the match was over; were they
【简答题】He didn't want to m____up the situation.
【简答题】A．He didn't have the necessary equipment for reproduction. B．He didn't want them to be displayed outside of his home. C．He thought the copying process took too long. D．He considered each photograph m ...
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