问题
选择题
The woman sold the eggs ________ seven dollars and they were sold ________ half price.
A．with, at
B．for, at
C．at, in
D．by, on
答案
B
因为以多少钱买卖用for；但与price连用，表示以某种价格买卖时，用at
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The woman sold the eggs ________ seven dollars and they were sold ________ half price.
A．with, at
B．for, at
C．at, in
D．by, on
B
因为以多少钱买卖用for；但与price连用，表示以某种价格买卖时，用at