问答题

【参考答案】

the United States Patent and Trademark Office
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单项选择题
What can you learn about the trademark protection in the U. S.
A．It prevents a product from being copied.
B．It tells the consumers what kind of product it is.
C．It gives the inventor or author exclusive right.
D．It is granted by the same office that grants the patent.
单项选择题
What does that (Line 1, Para. 3 ) refer to
A．Our intellectual lives and our public spaces.
B．Marketing.
C．Citizenship.
D．Healthy culture.
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