皮皮学，免费搜题
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【单选题】
胆固醇是下列哪种维生素的前体( ) ( A ) ( B ) ( C ) ( D )A.
维生素 A
B.
维生素 D
C.
维生素 E
D.
维生素 K
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】使用书证的条件（）
A.
书证所表达的思想内容和意图同案件事实有联系
B.
书证所记载的内容可以被认知
C.
书证要有明确的制作者
D.
书证必须能证明案件主要事实
E.
书证必须真实
【简答题】A．Because she had too many things with her. B．Because she was sick. C．Because she was quite lazy. D．Because she didn't want to get sick at high altitudes.
【单选题】Smuggling It is not unusual for a pet to be sent by air cargo from Columbia to New York, but last December's shipment of a 4-year-old sheep dog caught a New York Kennedy Airport Customs inspector's ey...
A.
it could stand only on its hind legs.
B.
it had only two legs.
C.
it was very attractive.
D.
it had a very big abdomen.
【单选题】She had a wonderful childhood, _________ with his family to most developed countries.
A.
going on trips
B.
went on trips
C.
go on trips
D.
gone on trips
【单选题】She had developed quite an__________ for this place.
A.
appreciation
B.
admiration
C.
apprehension
D.
affection
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