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【判断题】
“9610”要求跨境电商企业的支付信息、物流信息与政府部门对接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
【简答题】对于辅助生产费用的归集，必须先通过“制造费用”科目，然后再转入“辅助生产成本”中。()
【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】It is reported that by careful questioning the police managed to ______ the information they were looking for.
A.
add up
B.
set down
C.
dig out
D.
set up
【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】(2005全国联赛,38)胚层的形成对动物进一步的发育有很重要的意义,每个胚层都奠定了一定组织和器官的基础。下面关于不同胚层分化形成器官的描述中错误的是:
A.
外胚层形成了中枢神经系统
B.
消化道上皮由外胚层和内胚层参与形成的
C.
中胚层形成了肝脏
D.
中胚层形成了肌腱和韧带
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