—Which city is the capital of France —______.
A. Moscow
B. Tokyo
C. London
D. Paris
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在处方书写中，“有效期”可简写为
A. EXT.
B. Exp.
C. Enp.
D. Amp.
E. Caps.
最容易导致妊娠期严重致畸性的药物属于
A类
B类
C类
D类
E. X类
有机磷中毒解救药碘解磷定属于
A. M受体激动药
B. N2受体阻断药
C. α受体激动药
D. 抗胆碱酯酶药
E. 胆碱酯酶复活药
It is widely believed that the pull of gravity on a falling raindrop changes ______ round shape into a teardrop shape．
A. of the drop
B. the drop's
C. drop of
D. drops the
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