单项选择题

The passage is mainly about ______.

A．how American goods are produced
B．how American consumers buy their goods
C．how American economic system works
D．how American businessmen make their profits
<上一题 目录 下一题>
热门 试题

单项选择题
A) but C) so B) because D) or
A．but
B．because
C．so
D．or
单项选择题
A) unsteadily C) safely B) steadily D) quietly
A．unsteadily
B．steadily
C．safely
D．quietly
相关试题