以下实例中，利用“移开可燃物”原理灭火的是（） A.实验时酒精不慎洒出并燃烧，用湿抹

人站在平面镜前，当他向平面镜靠近时，他在平面镜中的像将  [ ]

A、变大

B、变小

C、不变

D、无法确定

— What great trouble I have solving this problem now！   

—_____ my advice, you ________less trouble.

A．If you had taken, would have had

B．If you took, would have

C．If you had taken, would have

D．If you take, will have

我国行使管理利率权限的机关是（）。

A.中国人民银行

B.中国银监会

C.国务院

D.各银行类金融机构

计算并填写下表

4（）

压强