皮皮学，免费搜题
登录
搜题
【单选题】
通常我们讲白炽灯的功率是40W,电动机的功率为10kW等,都指的是( )。A.
平均功率
B.
最小功率
C.
最大功率
D.
视在功率
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】2/什么叫做作用效应 ? 什么叫做结构抗力 ?
【单选题】听力原文：W: Finding this china cabinet was a real stroke of luck. Because of the scratch on the side, the dealer charged me $50 less than the regular price. M: You were very lucky, and with a little polis...
A.
He thinks it is a pity that there is a flaw on it.
B.
He thinks it is a good bargain but it could be much cheaper.
C.
He thinks it is a real bargain because the flaw is hardly noticeable.
D.
He thinks the woman should show it to her friends.
【单选题】It was a stroke of luck that she had always been able to write with ______ hand, which sometimes helped her a lot.
A.
both
B.
each
C.
every
D.
either
【简答题】What a stroke of luck I had!
相关题目：
参考解析：
知识点：
题目纠错 0
发布
