【单选题】【消耗次数：1】
The audience ___ so large that no seat was left unoccupied in the great hall.
①
is
②
are
③
was
④
has
参考答案：
复制
纠错
相关题目
【单选题】
He has left his book here on___, so that you can read it.
①
purpose
②
intention
③
aim
④
meaning
【单选题】
The electric fan has blown away the terrible smell in the hall, ______?
①
cant it
②
isnt it
③
hasnt it
④
doesnt it
【单选题】
The book has a great ____________ on tthe child.
①
interest
②
information
③
idea
④
impact
【单选题】
She could not stand the air-conditioner in the hall, [] she left in the middle of the performance.
①
or
②
and
③
but
④
so
【单选题】
China has a large population than [填空] in the world.
①
all the countries
②
every country
③
any country
④
any other country
【单选题】
The authors great work has had a profound ( ) on me.
①
effect
②
assurance
③
confidence
④
evidence
【单选题】
7.Sorry, there’s only one seat left. ______ you _____ she can have it.
①
Neither; nor
②
Either; or
③
Both; and
④
Not; but
【单选题】
My father is so deaf that he has to use a hearing ____.
①
help
②
aid
③
support
④
tool
随机题目
【单选题】
一台单相变压器，原边阻抗和折算后的付边阻抗相等，若此变压器在额定电压下短路? （指稳态短路），此时铁芯中的磁通_____。
①
减少到近似原来磁通的1/2；?
②
略微减少一点；?
③
略微增加一点。
【单选题】
要提高并联在电网上运行的发电机静态稳定性，可以_____：?
①
增加励磁电流,增加原动机输入功率；
②
减少励磁电流，减少原动机输入功率；
③
增加励?磁电流，减少原动机输入功率
【单选题】
同步发电机带感性负载单机运行，端电压要比相同励磁电流下的空载电压低，这是因? 为_____：?
①
饱和的影响；
②
有电枢反应去磁作用和漏阻抗的存在；
③
功角增大了；
【单选题】
设一台隐极同步发电机的电枢电流I落后于空载电势E030°时间相位角，则电? 枢反应磁场与转子励磁磁场轴线间的空间相位角为_____。
①
30°；?
②
60°；?
③
120°；