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【单选题】
在下列四种型号的滚动轴承中,不能承受径向载荷的是_________。A.
6208
B.
N208
C.
3208
D.
5208
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【单选题】下列有关房屋租金的论述，正确的是( )。 Ⅰ．不同的构成因素形成不同的租金标准 Ⅱ．租金标准是共同的 Ⅲ．它的形成比一般商品的价格形成简单 Ⅳ．它的构成有理论房租和实际房租的区别
A.
Ⅰ、Ⅳ
B.
Ⅱ、Ⅲ
C.
Ⅰ、Ⅱ、Ⅲ
D.
Ⅱ、Ⅲ、Ⅳ
【简答题】皮亚杰将孩子的发展分为四个阶段,最早出现的是( )阶段,这一阶段运用感觉和( )探索周围环境。运用符号和语言系统表征环境的阶段是( )阶段,这时思维具有( )性,6、7岁进入到( )阶段,运用数字规则建构环境。最后一个阶段是( )阶段,运用抽象逻辑思维进行归纳推理。
【简答题】简述价格形成理论。
【简答题】旅游业是由住宿业 、餐饮业 、交通客运业 、________、游览娱乐行业和旅游用品和纪念品销售行业构成的。
【简答题】旅游业主要由三部分构成，即旅行社业、交通客运业和以饭店为代表的住宿餐饮业，它们是旅游业的三大支柱。( )
【单选题】I still remember--my hands and my fingertips still remember--what used to lie in store for us on our return to school from the holidays. The trees in the school yard would be in full leaf again and th...
A.
the work probably made his hands and finger-tips sore
B.
the school work was too hard for the children
C.
the work used to be finished by his own bands only
D.
his hands proved to be skillful at school work
【单选题】I still remember the first park_________ I visited in my life.
A.
which
B.
that
C.
what
D.
where
【简答题】I still remember --- my hands and my fingers still remember --- what used to lie in store for us on our return to school from the holidays. The trees in the school yard would be in full leaf again and...
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