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【单选题】
资本主义国家机构的组织原则是____。A.
民主集中
B.
地方自治
C.
三权分立与制衡
D.
议行合一
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皮皮学刷刷变学霸
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【单选题】在Solidworks软件零件特征操作中，旋转特征草图里绘制的构造线是否参与建模？
A.
对称结构参与建模
B.
构造线一定参与建模
C.
构造线不参与建模
D.
构造线没有任何作用
【简答题】Theboosters of genetically modified crops argue that these altered plants needfewer toxic pesticides.
【单选题】以下关于皮亚杰儿童认知发展阶段论的说法不正确的是( )。
A.
小学生开始有了逻辑思维能力
B.
小学生的思维具有可逆性和守恒性
C.
小学生获得了运算概念
D.
小学生学习已经不再需要具体事物的支持
【单选题】In countries with long agrarian traditions, the idea of genetically altered, high-tech crop production ______.
A.
seems against nature
B.
raises all kinds of questions
C.
has environmental and safety questions
D.
brings about ethical questions
【判断题】A genetically modified organism (GMO) is any organism whose genetic material has been altered using genetic engineering techniques (i.e., a genetically engineered organism).
A.
正确
B.
错误
【单选题】The use of genetically altered bacteria in bioremediation to clean up oil spills is enhanced by providing which of the following
A.
oil
B.
oxygen
C.
nitrogen
D.
water
【简答题】A genetically modified organism (GMO) is any organism whose genetic material has been altered using _______________________________.
【单选题】According to the first two paragraphs, foods have been genetically altered to ______.
A.
taste more delicious
B.
cure people's ineffectiveness in immune system
C.
promote sales of peanut
D.
lower the chance to get allergy
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