不能变化或较难在短时期内有所变化的各种因素通常称为投资环境中的（）
A.物质环境
B.社会环境
C.时间环境
D.地域环境
参考答案：A
Passage One
Why was the world market important for the United States agriculture a. It provided evidence that Jefferson’s ideal could be achieved. b. It made farmers less dependent on local bankers. c. It affected the prices that farmers could receive for their crops. d. It decreased the power of the railroads to control farm prices.
通信设备的直流电源工作地应从（）接地汇集排上引入。
A.室外
B.室内
C.就近机架
D.无所谓
