选择题：对于水利工程，重要结构中进行钢筋代换，应征的（）同意。

共用题干 You Need Courage!Shortly after I began a career in business,I learned that Carl Weatherup,president of PepsiCo（百事可乐公司）,was speaking at the University of Colorado. I tracked down the person handling his schedule and managed to get myself an appointme

我国反洗钱非现场监管手段包括()。A.建立监管档案B.建立年度报告制度C.监管质询D.约见谈话E.风

为了使混凝土路面具有较大的粗糙度，以提高行车的安全性，需要采用（　）等方法使路面形成一定的构造深度。 A、刻槽 B、压槽 C、拉毛 D、拉槽 E、压毛

甲公司向乙公司购买50吨水泥，后甲通知乙需要更改购买数量，但一直未明确具体数量。交货期届至，乙将50吨水泥交付给甲，甲拒绝接受，理由是已告知要变更合同。关于双方合同关系的说法，正确的是（　）。 A、乙承担损失 B、甲可根据实际情况部分接收 C、双方合同已变更，乙送货构成违约 D、甲拒绝接收，应承担违约责任

共用题干 第三篇Americans still have been gaining weight,although they have cut their average fat intake from 36 to 34 percent of their total diets in the past 15 years.Indeed,cutting fat to control or lose weight makes sense. Fat has nine calories per gram. Pro