题目内容
（请给出正确答案）
What is the role of the 3rd paragraph in the development of the topic？
A．Giving supportive details on Bluetooth LE"s strengths.
B．Showing examples of how well Bluetooth LE is accepted.
C．Illustrating the bright future of Bluetooth LE.
D．Explaining how Bluetooth makes its way into big companies.
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A．The role of technology throughout history.
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A.Join in the team to work with them．
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What is the passage mainly about？
A．Education and its limited function.
B．The role of reading in education.
C．Reading and self-development.
D．Experience and self-development.
According to the passage, what is the role of the U.S. in regard to protectionism？
A．The U. S. is an advocate of protectionism
B．The U. S. is a victim of protectionism
C．The U. S. resists protectionism
D．The U. S. opposes but also practices protectionism
What has come to play an important role in most offices recently？
A．Mainframes. B．Networks.
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What plays an important role in selling products according to the passage？
A．Package.
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C．Wrapper.
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A．It helps to create team spirit.
B．It facilitates communication.
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D．It inspires mutual respect.
