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问题 单项选择题

鲁布革水电水系统是我国第一个利用世界银行贷款并按世界银行规定项目管理的工程，采用()方式选择总承包单位，极大地推动了我国工程建设项目管理方式的改革和发展。

A．国际竞争性招标

B．有限国标招标

C．国内竞争性招标

D．直接签订合同

答案

参考答案：A

填空题

l. Next to Simon's high school is a river that is 30 meters wide. Students can cross the river by walking

over a bridge. One-fifth of the length of the bridge goes over land on one side of the river, and one-fifth

of the length of the bridge goes over land on the other side of the river. What is the total length of the

bridge?

Answer: _                                                                        

2. There is a new film,  the price of which is 20 dollars for each adult and 10 for each child; if you buy

three tickets or more you will have a 10% discount; Susan, a primary school student, together with her

parents is going to see the film. How much will they pay?

Answer: _                                                                        
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选择题

请回答题：读下面“水循环示意图”。

小题1:下列选项中属于组成水的海陆间大循环的环节的是（   ）

A．①②③④⑥

B．②③④⑤⑦

C．①②③④⑤

D．②③④⑥⑦小题2:目前我国正在进行的南水北调工程与哪一个环节关系最密切（   ）

A．②

B．④

C．⑤

D．①
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