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【单选题】
___中的典型代表是积木,现代意义上的积木来源于19世纪福禄倍尔制作的“恩物”,包括球及圆柱体、正方体、长方体的木块
A.
排列组合类材料
B.
接插连接类材料
C.
螺丝连接类材料
D.
穿线编织类材料
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举一反三
【单选题】下列元素中,哪一个不是达利作品中常用的?
A.
蚂蚁
B.
抽屉
C.
太空象
D.
【单选题】The Whites came here to buy some clothes and _____ on an old friend of theirs.
A.
call
B.
for calling
C.
calling
D.
called
【简答题】The Beginning of the Civil Rights Movement In 1955,bus seats for African Americans and whites were separated in parts of the U.S.. On December 1,1955,in the city of Montgomery,Alabama,a conflict,or di...
【判断题】Some whites were driven by religious convictions and took part in this movement.
A.
正确
B.
错误
【判断题】Marguerite met Mrs. Flowers in the town of Stamps where the B、lacks and whites were equal.()
A.
正确
B.
错误
【单选题】额定电压6KV的油断路器在新安装及大修后作交流耐压试验,应选标准试验电压()千伏。
A.
28
B.
15
C.
10
D.
38
【单选题】下列关于泥浆护壁成孔灌注浆的说法不正确的是( )。
A.
泥浆成孔灌注桩适用于地下水位较高的地质条件
B.
泥浆密度在黏土和压黏土中应控制在1.1~1.3,在较厚夹砂层应控制在1.1~1.2。
C.
泥浆护壁成孔灌注桩在钻孔达到指定深度后,应立即进行清孔。
D.
泥浆护壁成孔灌注桩浇筑水下混凝土一般采用导管法施工。
【简答题】In the Southern states,whites were sentenced to
【单选题】导管法浇注混凝土适用于()
A.
干作业钻孔灌注桩
B.
泥浆护壁钻孔灌注桩
C.
人工挖孔桩
D.
锤击沉管灌注桩
【单选题】Some of the whites of Cuba thought one race of men is better than any other.
A.
Right.
B.
Wrong.
C.
Doesn't say.
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