公共英语五级

单选题 to audience, the typical American astronaut__________

A.has a limited vocabulary
B.is a clean-cut, cheerful and frank guy
C. can't understand a sophisticated joke
D. is well-built but rather slow-witted

参考答案:B进入在线模考
B  【解析】本文第一句提到“Today TV audiences all over the world are accustomed to the sight of American astronauts in tip—top condition,with fair hair,crew—cuts,

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A.talking about shopping
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