题目内容

[音频]M: _______ me! Is there a _____ near here?W: Sure. There's one _____ Base Street, _____ a park.M: How do I _____ there?W: Go _____ Clark Street to Base Street. Turn _____. It's on your _____.M: How _____ is it from here?W: It's about wight minutes' walk.M: Thank you very much.W: You are _____.

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Watch the video and answer what comfort zone is?

命题“存在一些人是大学生”的否定是:“所有人都不是大学生”

A. 对
B. 错

一般来说指明客体性质或指明客体之间关系的是谓词。

A. 对
B. 错

没有免费的午餐”可用谓词公式表示如下:设M(x):x是午餐;F(x): x是免费的,则命题符号化为:┐∃x(M(x)∧F(x))。也可以表示为:∀x(M(x)→┐F(x))。

A. 对
B. 错

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