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【单选题】
三羧酸循环所需草酰乙酸通常主要来自于A.
食物直接提供
B.
天冬氨酸脱氨基
C.
苹果酸脱氢
D.
糖代谢丙酮酸羧化
E.
以上都不是
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】有关氯丙嗪的叙述，正确的是
A.
氯丙嗪是哌嗪类抗精神病药
B.
氯丙嗪可与异丙嗪、哌替啶配伍成'冬眠'合剂，用于人工冬眠疗法
C.
氯丙嗪可加强中枢兴奋药的作用
D.
氯丙嗪可用于治疗帕金森病
E.
氯丙嗪可用于治疗老年痴呆症
【单选题】It was not until she returned home______she realized she had almost wasted ten of her valuable hours.
A.
and
B.
when
C.
then
D.
that
【单选题】从调查问卷中的问题类型上看包括
A.
特征问题、价值观问题、行为问题
B.
特征问题、态度问题、价值观问题
C.
特征问题、态度问题、行为问题
D.
特征问题、道德观问题、行为问题
E.
特征问题、道德观问题、价值观问题
【简答题】It was not until she had finished all her work_____. a.did she return b.that she returned c.when she returned d.that did she return
【单选题】She went to the supermarket and _____ what she needed, she returned home, light-hearted. [ ]
A.
bought
B.
having bought
C.
buying
D.
to have bought
【单选题】—Jane wasn’t in when Jack came,was she? —_________,but she returned a few minutes later.
A.
No,she was
B.
No,she wasn’t
C.
Yes,she was
D.
Yes,she wasn’t
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