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【单选题】
单选题-硝酸酯类药物临床应用应注意的是A.
对急性大发作应用超大剂量
B.
为预防发作，可采取经皮肤不间断给药
C.
为减少不良反应，应避免与含巯基药物合用
D.
应限制用量，以免降压过度
E.
因可降低心输出量，伴心衰患者禁用
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举一反三
【单选题】(2009安徽安庆模拟) He _____ have completed his work; otherwise, he wouldn’t be enjoying himself by the seaside.
A.
should
B.
must
C.
wouldn’t
D.
can’t
【简答题】So confused ________ that he didn’t know how to start his lecture. A) since he became B) would he become C) that he became D) did he become
【单选题】用一块偏振振片观察自然光、线偏振光、部分偏振光、圆偏振光和椭圆偏振光,当偏振片绕光的传播方向旋转一周时,发现两次光强最大,两次光强最小(但不为零),则入射光为:
A.
自然光或线偏振光
B.
部分偏振光或圆偏振光
C.
部分偏振光或椭圆偏振光
D.
自然光或圆偏振光
【简答题】So confused ____________that he didn't know how to start his lecture. [A] since he became [B] would he become [C] that he became [D] did he become
【简答题】什么是柏拉图多面体,常见的柏拉图多面体有哪些?
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