由于新生儿肝药酶不足而易诱发灰婴综合征的药物是（）
A. 万古霉素
B. 喹诺酮类
C. 磺胺类
D. 氯霉素
E. 四环素
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It is absurd that one ______ possess two freezers in the room.
A. should
B. could
C. ought to
D. is to
Some young men ______ strongly of cohabitation with a shared life without a shared background.
A. disagree
B. disapprove
C. are opposed
D. object
Congressional leaders have to work out a compromise because ______
A. a similar bill has been passed
B. the President might oppose the plan
C. the White House is facing opposition
D. the Senate bill was passed for the stage
对化学刺激引起的激惹性腹泻患者宜首选（）
A. 胰酶
B. 双八面体蒙脱石
C. 甲硝唑
D. 匹维溴铵
E. 氧氟沙星
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