节能发电调度通过对各类发电机组按能耗和污染物排放水平排序，以

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问题单项选择题

节能发电调度通过对各类发电机组按能耗和污染物排放水平排序，以（）排序、区域内优化、区域间协调的方式，实施优化调度，并与电力市场建设工作相结合，充分发挥电力市场的作用。

A、区域电网

B、分地级市

C、分省

D、地区发展程度

答案

参考答案：C

填空题

根据短文内容及首字母提示，补全空格内单词，使短文完整、通顺。

The Greenwood Boys are a group of (1)p singers. At present, they are visiting all parts of the

country. They will (2)a here tomorrow. They are coming by (3)t and (4)m of the

young people in the town will meet them at the station. Tomorrow evening they will sing at the Workers'

Club. The Greenwood Boys will (5)s for five days. (6)D this time, they will give five

(7)p . As (8)u , the police will have a difficult time. They will try to (9)k order.

It is (10)a the same on these occasions (场合).

单项选择题 A1/A2型题

区分胃幽门与十二指肠的解剖标志是（）

A.胃短静脉

B.胃网膜右动脉

C.胃冠状静脉

D.幽门前静脉

E.胃十二指肠动脉