'Guru" (Line 2, Para. 5) probably means______.
A. an acknowledged and influential leader
B. a well-known professor
C. the chairman of the board
D. an advocator
查看答案
A．片B．页C．张D．部
A. 片
B. 页
C. 张
D. 部
实现均衡产出时，计划存货投资为零。 ()
A. 正确
B. 错误
老李帮作者做了下面哪件事？
A. 卖很多书
B. 修理电脑
C. 推荐书目
D. 讲解文学
Which of the following is NOT true？
A. There were many changes than the railway in the late 20th century America.
B. The development of railroads made people travel wherever they wanted.
Changes brought conveniences to American people.
D. The advantage of railroads is only to shorten the traveling time.
微信支付 
支付宝支付