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【单选题】
嘌呤环中第 4 位和第 5 位碳原子来自下列哪种化合物A.
天冬氨酸
B.
丙氨酸
C.
谷氨酸
D.
甘氨酸
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皮皮学刷刷变学霸
举一反三
【简答题】A．General responsibilities concerning the environment. B．Responsibilities concerning human relationships. C．Social responsibility. D．Family responsibility.
【单选题】___________ parents hope that ____________should be responsible for the accident. [ ]
A.
Concerning; people concerned
B.
Concerned; people concerned
C.
Concerned ; people concerning
D.
Concerning; people concerning
【简答题】A．Given B．Considering C．Barring D．Concerning
【简答题】A．with B．on C．deal with D．concerning with
【简答题】A．nevertheless B．notwithstanding C．however D．concerning
【简答题】A．involving B．including C．containing D．concerning
【简答题】The club __________ concerning its membership. 求翻译，谢谢！
【简答题】__________。 [A] Given [B] Considering [C] Barring [D] Concerning
【简答题】[A] specializing [B] concerning [C] working [D] involving
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