皮皮学，免费搜题
登录
搜题
【单选题】
无零序电流分量的不对称短路是( )A.
三相短路
B.
两相短路
C.
单项接地短路
D.
两相短路接地
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
【单选题】One of the biggest problems in food production has always been that people have no reliable access to exact information, ____________ is often the case in China.
A.
that
B.
what
C.
which
D.
it
【单选题】It has always been a problem to decide whether 'popular music' is music which represents the people or is simply music that the people like. The same problem of【C1】______exists with jazz. So many diff...
A.
definition
B.
classification
C.
imitation
D.
discussion
【单选题】What has always been the basis of business?
A.
Language
B.
Culture
C.
Business
D.
Society
【简答题】What has each generation of Americans always been struggling for?
【单选题】She has always _____ her father and felt highly honored for what he has been doing. [ ]
A.
looked up to
B.
looked down upon
C.
looked around for
D.
looked forward to
【简答题】What has the author’s belief about changes always been?
相关题目：
参考解析：
知识点：
题目纠错 0
发布
