已知墨卡托海图A图上5°N纬线到赤道的子午线图长为596mm，5°N纬线上1′经差的

(27分)20世纪50年代以来，我国境内某区域建立了许多国营农场，引种优质长绒棉(如下图)。目前，该区域已成为我国种植规模大、机械化水平高、种植面积最大的商品棉土产基地。 

（1）分析说明该地区种植优质长绒棉的条件。(21分)

（2）该区域过度扩大棉花种植面积，将对区域环境产生什么影响?(6分)

根据水利部《堤防工程建设管理暂行办法》规定，有关防洪标准，建筑物级别，规模、基础处理、防渗、防冲方案等，未经( )批准不得作任意修改和变更。

A．所在地主管部门
B．原审批机关
C．上级主管部门
D．省级以上主管部门

原始凭证审核主要包括哪些内容？

To produce the upheaval (激变) in the United States that changed and modernized the domain of higher education from the mid-1860s to the mid-1880s, three primary causes interacted. The (1) of a half-dozen leaders in education provided the personal force that was needed. (2) , an outcry (呐喊) for a fresher, more practical, and more advanced kind of instruction (3) among the alumni (校友) and friends of nearly all of the old colleges and grew into a movement that overrode (压倒) all (4) opposition. The aggressive "Young Yale" movement appeared, demanding partial alumni control, a more (5) spirit, and a broader course of study. The graduates of Harvard College simultaneously (6) to relieve the college’s poverty and demand new (7) . Education was pushing toward higher standards in the East by (8) off church leadership everywhere, and in the West by finding a wider range of studies and a new (9) of public duty.

The old-style classical education received its most crushing (10) in the citadel (城堡) of Harvard College, (11) Dr. Charles Eliot, a young captain of thirty-five, son of a former treasurer of Harvard, led the (12) forces. Five revolutionary advances were made during the first years of Dr. Eliot’s (13) They were the elevation and amplification of entrance requirements, the enlargement of the (14) and the development of the (15) system, the recognition of graduate study in the liberal arts, the raising of professional training in law, medicine, and engineering to a postgraduate level, and the fostering (培养) of greater (16) in student life. Standard of admission were sharply advanced in 1872—1877. (17) the appointment of a clean (院长) to take charge of student affairs, and a wise handling of (18) , the undergraduates were led to regard themselves more as young gentlemen and (19) as young animals. One new course of study after another was (20) —science, music, the history of the fine arts, advanced Spanish, political economy, physics and international law.

11（）

A.when

B.where

C.which

D.that