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【单选题】
下列说法正确的是A.
2013年4月，国家药监局批准抗H7N9流感的新药帕拉米韦（结构如图） 上市，该药品分子中含有氨基、羧基、羟基、醛基等官能团
B.
液化石油气、汽油、沥青和石蜡的主要成分都是碳氢化合物
C.
工业上均用电解熔融金属氯化物的方法来冶炼金属Na、Mg、Al
D.
铜氨纤维、聚酯纤维、醋酸纤维和硝化纤维都可由纤维素制得，均属于有机高分子材料
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A.
The teacher as well as
B.
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C.
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D.
All except
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B.
错误
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B.
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