题目内容

随行就市定价法，就是与本行业同类产品价格保持一定差距

A. 对
B. 错

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因为价格是商品价值的表现形式，所以决定商品价格的唯一因素是价值

A. 对
B. 错

She has been _________ for nearly three hours.

A. a sleep
B. asleep
C. sleeping
D. to sleep

Your help would be very _________ .

A. expected
B. appreciated
C. touched
D. begged

If possible, you want to _________alcohol .

A. run away
B. go away
C. avoid
D. keep away