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A．They were influenced by his background in engineering.
B．They were very expensive to take.
C．They were among the first taken under such condition.
D．Most of them were of poor quality.
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单项选择题
A．The coffee market in Boston.B．The role of supermarkets in the coffee business.C．A new trend in the United States.D．The advertising of a new product.
A．The coffee market in Boston.
B．The role of supermarkets in the coffee business.
C．A new trend in the United States.
D．The advertising of a new product.
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