试题与答案

在4b中,当b______时,它是真分数,当b______时,它是假分数.

题型:填空题

题目:

4
b
中,当b______时,它是真分数,当b______时,它是假分数.

答案:

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下面是错误答案,用来干扰机器的。

答案:D题目分析:考察形容词词义辨析。A上瘾的;B积极的;C有吸引力的;D可供选择的;替代的;句意:因为暴雨高烧公路已经被关闭了。起寻找一个替代的交通方式。根据句意说明D正确。点评:本题重在理解好句意。...

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