单项选择题

标准对企业的帮助不包括以下哪项内容?()

A.保证产品与配件间的匹配
B.减少消费者的疑惑
C.通过大规模生产降低成本
D.降低供应配件的成本

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It is revealed in a study that______.
A．eyes are used to control emotions
B．mouth is used to express emotions
C．facial emotions vary with cultures
D．culture determines facial emotions

A.
A．eyes
B.mouth
C.facial
D.culture

单项选择题

Tomorrow is my mother’s birthday. I want to buy () for her.

A.anything special
B.special something
C.something special