单项选择题
A．He has the best TV sets for sale. B．His TV sets have a good sale. C．His TV sets are all of the same brand. D．He doesn’t have the newest models right now.
A．She sat back and relaxed. B．She worked out a new English program. C．She decided to retire. D．She entered university.
A．How to improve your reasoning ability. B．Why classical music is popular with math students. C．The difference between classical music and rock music. D．The effects of music on the results of math tests.