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【判断题】
价值流是价值运动的主要形式,在企业运行中表现为商流、物流、资金流和信息流等业务流A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【简答题】Jack is skiing from the top of the mountain. He doesn't look very confident. You can ask:____________________________________________? (ski from the top of the mountain, before)
【单选题】The police managed to gain through an upstairs window.
A.
approach
B.
way
C.
access
D.
passage
【单选题】Several hours later, with the help of the police, the students managed to escape from the dangerous situation, ______.
A.
hungry and frightened
B.
hungrily and frightening
C.
hungry and frightening
D.
hungrily and frightened
【单选题】Several hours later, with the help of the police, the students managed to escape from the dangerous place, _______.
A.
hungry andfrightened
B.
hungrily and frightening
C.
hungry and frightening
D.
hungrily and frightened
【单选题】关于卵黄囊的描述，错误的是
A.
顶部形成原肠
B.
卵黄囊壁的胚外中胚层是最早形成血细胞和血管的部位
C.
原始生殖细胞来自卵黄囊壁的内胚层
D.
卵黄囊在胚胎6～7周时退化闭锁并与肠管分离
E.
卵黄囊内贮存的卵黄有营养作用
【单选题】The police managed to ______ down the criminal in a small town.
A.
trace
B.
track
C.
pursue
D.
search
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