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【简答题】
某城市桥梁工程，上部结构为预应力混凝土连续梁，基础为直径1200mm钻孔灌注桩，桩基地质结构为软岩。 A公司中标该工程。 投标时钢筋价格为4500元/t，合同约定市场价在投标价上下浮动10%内不予调整；上下浮动超过10%时，对超出部分按月进行调整。 市场价以当地造价信息中心公布的价格为准。 该公司现有的钻孔机械为正、反循环回旋钻机若干台提供本工程选用。 施工过程中，发生如下事件： 事件1：施工准备工作完成后，经验收合格开始钻孔，钻进成，发生钻孔偏斜事故。 事件2：现浇混凝土箱梁支撑体系采用扣件式钢管支架，支架搭设完成后安装箱梁模板，验收时发现梁模板高程设置的预存在少量偏差，因此要求整改。 事件3：工程结束时，经统计钢材用量和信息价见下表： 根据合同约定，4～6月份钢筋能够调整多少差价？（具体计算每个月的差价额）
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举一反三
【单选题】Why did the writer finally decide to buy three skirts?
A.
The skirts were cheap and pretty.
B.
She liked the patterns on the skirts.
C.
She wanted to do something as compensation.
D.
She was fed up with further bargaining with the woman.
【多选题】从我国目前的房地产市场看,现房的缺点主要体现在( )。
A.
房型选择余地较少。
B.
价格略高，优惠幅度小。
C.
隐蔽工程难以看到，比如钢筋、水泥、管道、线路等等。
D.
容易产生烂尾。
【单选题】Why does the writer say “Their clothes were not expensive, but they were clean” (Paragraph 2)?
A.
To show the children were well looked after. To show the children were well looked after.
B.
To show cheap clothes could be popular.
C.
To show how hard the mother worked.
D.
To show how rich the family were.
【单选题】Why were the writer’s friends doubtful about the trip?
A.
They were concerned about the cost of petrol.
B.
They thought the children would argue a lot.
C.
They thought the children would be bored.
D.
They didn’t think that California was a suitable destination.
【简答题】Why was the writer introduced to Hugh Fraser?
【单选题】According to the writer, why were there few free-standing houses?
A.
Building land Was expensive.
B.
Such houses were costly to construct.
C.
Such houses suffered the effects of bad weather.
D.
There was no room left for a garden.
相关题目：
【多选题】从我国目前的房地产市场看,现房的缺点主要体现在( )。
A.
房型选择余地较少。
B.
价格略高，优惠幅度小。
C.
隐蔽工程难以看到，比如钢筋、水泥、管道、线路等等。
D.
容易产生烂尾。