题目内容

With the increasing consciousness of self health care, millions of Chinese people ________ in a variety of daily physical exercises, ranging from traditional shadow boxing to modern aerobics.

A. compete
B. participate
C. play
D. share

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Form antonyms of the follwoing words by adding prefixes.

Lanham Trademark Act of 1946 was enacted in part to protect manufacturers from losing business to rival companies that used confusing similar trademarks.

A. 对
B. 错

Trademarks may be registered only with the federal government.

A. 对
B. 错

When a trademark has been infringed, the owner of the mark has a cause of action against the infringer.

A. 对
B. 错

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