只读光盘的英文缩写是（）_爱下问搜题

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问题填空题

只读光盘的英文缩写是（）

答案

参考答案：CD—ROM

选择题

以下对马克思主义哲学的物质概念的正确理解是 [ ]

A．感官能感知的就是物质

B．有些物质是不可认识的

C．物质就是存在的万事万物

D．物质不依赖于人的意识

选择题

— Have you called 119?
— As soon as I saw the smoke, I called the firemen, but they ____ yet.

A. didn't arrive
B. hadn't arrived
C. haven't arrived
D. wouldn't arrive