皮皮学，免费搜题
登录
搜题
【单选题】
测得一有源二端网络的短路电流是4A，若把它等效为一个电压源，电源的内阻是2.5Ω，则电动势为（）A.
10V
B.
5V
C.
1V
D.
2V
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】The most important river in Britain is ________ . And the longest river is ___________ .
【简答题】The most important river in Britain is _______________________________, and the longest river is ________________________________.
【简答题】1998年10月,西安旅行社接待了来自北京的由28位老人组成的“夕阳红”旅游团队,该旅行社委派陈某作为该团的导游员,在参观游览的过程当中,陈某反复对游客说,大家到古城西安来一次不容易,既然来了,就应该多看几个景点,以免留下遗憾,在征得少数的游客同意后,陈某增加了小雁塔和碑林两个计划外景点,为此又向游客加收了80元费用。为了能挤出时间参观这两个景点,陈某缩短了原计划景点的参观时间,是老年游客疲惫不堪...
【单选题】__________ is the most important and longest river in the US.
A.
The Hudson River
B.
The Potomac River
C.
The Mississippi River
D.
The Missouri
【单选题】Which of the following is the longest stage of grieving for most people?
A.
shock
B.
anger
C.
depression
D.
agitation
【单选题】The Yellow River is the second __ river in China.
A.
long
B.
longer
C.
longest
D.
most long
【单选题】The ____is the longest and most important part of the speech.
A.
body
B.
blueprint
C.
introduction
D.
conclusion
【单选题】The longest and most important river in America is _____
A.
Amazon River
B.
Thames River
C.
Missouri River
D.
Mississippi River
【单选题】The Yellow River is the second ______ river in China. [ ]
A.
longer
B.
longest
C.
the most long
D.
more longer
相关题目：
参考解析：
知识点：
题目纠错 0
发布
