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【简答题】
图6-8中，S打开瞬间，电压表指针反偏，试说明两互感线圈的同名端。
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举一反三
【单选题】In fact, there is no _______ liberty in any country.
A.
adequate
B.
absolute
C.
private
D.
practical
【简答题】【图片】图示电路，其中Us=10V，R=80Ω，C=25μF，L=1H，在开关S打开前电路已达到稳态。则该动态电路的临界电阻为 Ω。
【简答题】Dinah is one of the most good-natured children that ever lived, but she is very, very lazy. There is nothing she likes, or used to like, so much as to curl up in some warm corner in the sun and do not...
【简答题】There is no ______ relationship between sound and ______ as the connection between them is ______ and conventional.
【单选题】下列关于中生代古地理的特点说法错误的是
A.
三叠纪后华北板块和华南板块碰撞，结束了南海北陆的局面
B.
燕山运动开始于侏罗纪
C.
.日本海开始形成
D.
侏罗纪时，吕梁山为界，东部是小型盆地，西部两个大型盆地
【单选题】His mother is ill, so there is no__________of his coming.
A.
situation
B.
question
C.
possibility
D.
problem
【单选题】History of OxfordAs the oldest university in the English-speaking world, Oxford is a unique and historic institution. There is no clear date of foundation, but teaching existed at Oxford in some form ...
A.
Oxford was originally a centre for political disputes.
B.
Oxford was founded in 1358.
C.
John Locke was forced to flee the country in the late 17th century.
D.
St Hilda's College was originally for men only.
【单选题】听力原文：W: I can't believe my roommate still hasn't washed the dishes. There is not a clean dish left for us to use. M: Don't worry about it. Paper plates are fine. Q: What does the man mean? (17)
A.
Paper plates are cheaper than dishes.
B.
Dishes break more easily than paper plates.
C.
There is no need to wash any dishes now.
D.
The woman's roommate will return soon.
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