【单选题】【消耗次数:1】
It is _____________ that today people in some remote areas know about the rest of the world.
difficult
amazing
inferior
superior
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相关题目
【单选题】 Even today, the south is _________ behind the rest of theUnited Statesin areas like education and economic development.
①  very
②  far
③  quite
④  much
【单选题】 How difficult it is ______ the modern world without oil.
①  imagining
②  imagined
③  to imagine
④  having imagined
【单选题】 _______ by bus is slow and difficult in some districts.
①  Travel
②  Journey
③  Trip
【单选题】 Scarcity of deer in some areas or Texas is attributed to the screw-worm.
①  [A]得可萨斯州某些地区鹿群稀少造成了这样螺旋锥蝇的出现。
②  [B]得可萨斯州某些地区稀少的鹿群与这种螺旋锥蝇起着相互影响。
③  [C]这种螺旋锥蝇的出现,就是因得可萨斯州某些地区鹿群稀少而造成的。
④  [D]得可萨斯州某些地区鹿群之所以稀少,就是由这种螺旋锥蝇造成的。
【单选题】 _______these people know how to solve this problem.
①  Most of
②  Some
③  Most
【单选题】 There are some areas which are still densely populated ____ their severe weather conditions.
①  due to
②  with regard to
③  regardless of
④  but for
【单选题】 Computers are being used more and more ________________ in the world today.
①  expensively
②  excitedly
③  extensively
④  extremely
【单选题】 Computer____________ more and more extensively in the world today.
①  are being used
②  are been used
③  have used
④  were used
【单选题】 Computer are being used more and more____________ in the world today.
①  extensively
②  expensively
③  exclusively
④  exactly
【单选题】 -We’ve worked for a long time, what about stopping to have a rest? -_____________________.
①  A. I like it.
②  A. You are wonderful.
③  A. That’s a good idea.
④  very good
随机题目
【判断题】 三相异步电动机在进入回馈制动时,电动机转子的转速低于同步转速。
①  正确
②  错误
【判断题】 一台变压器原边电压u1,不变,副边接电阻性负载或接电感性负载,如负载电流相等,则两种情况下,副边电压也相等( )。
①  正确
②  错误
【判断题】 三相变压器的联结组别是指高压、低压绕组对应的线电动势之间相位差。
①  正确
②  错误
【判断题】 变压器在原边外加额定电压不变的条件下,副边电流大,导致原边电流也大,因此变压器的主要磁通也大( )。
①  正确
②  错误
【判断题】 使用电压互感器时其二次侧不允许短路,而使用电流互感器时二次侧则不允许开路( )。
①  正确
②  错误
【判断题】 电力拖动系统可以将电动机的转速运行在理想空载转速上。
①  正确
②  错误
【判断题】 变压器短路实验一般在高压边接仪表、低压边短路。
①  正确
②  错误
【判断题】 通常三相笼型异步电动机定子绕组和转子绕组的相数不相等,而三相绕线转子异步电动机的定、转子相数则相等.( )
①  正确
②  错误
【判断题】 变压器运行时,电路与磁路中的各个物理量都是直流量。
①  正确
②  错误
【判断题】 三相异步电动机的回馈制动是利用发电制动作用起到限制电动机转速的作用。
①  正确
②  错误