【单选题】【消耗次数:1】
The linguists’ main interest had been to____ and describe languages.
analyze
express
command
comment
参考答案:
复制
纠错
相关题目
【单选题】 He had acquired a(n)____ command of the English language.
①  ordinary
②  immense
③  extraordinary
④  temporary
【单选题】 If the doctor had been available, the child ____________.
①  would not die
②  could not have died
③  might not die
④  should not have died
【多选题】 You speak ____________ you had really been there.
①  as soon as
②  as many as
③  as if
④  as though
【单选题】 Only when we landed______ how badly the plane had been damaged.
①  we realized
②  did we realize
③  had we realized
④  we had realized
【单选题】 The residents, _____had been damaged by the fire, were given help by the Red Cross.
①  all of their homes
②  all their homes
③  whose all homes
④  all of whose homes
【单选题】 The fire was finally brought under control, but not _______extensive damage had been caused.
①  after
②  before
③  since
④  as
【单选题】 The residents, _____had been damaged by the fire, were given help by the Red Cross.
①  all of their homes
②  all their homes
③  whose all homes
④  all of whose homes
【单选题】 The popular singer who had been praised very highly____ to be a great disappointment.
①  turned in
②  turned out
③  turned up
④  turned down
【单选题】 As I knew him better, I discovered that my____ had been right.
①  enjoyment
②  improvement
③  impression
④  environment
【多选题】 Knowing that Jim, her boyfriend, had been killed in a battle, the girl ___________ went mad.
①  nearly
②  almost
③  hardly
④  rarely
随机题目
【判断题】 正弦交流电路的频率越高,阻抗越大;频率越低,阻抗越小。
①  正确
②  错误
【单选题】 电容元件的正弦交流电路中,电压有效值不变,频率增大时,电路中电流将( )。
①  增大
②  减小
③  不变
【判断题】 电压三角形是相量图,阻抗三角形也是相量图。
①  正确
②  错误
【单选题】 有一段16Ω的导线,把它们对折起来作为一条导线用,其电阻是( )。
① 
②  16Ω
③ 
④  32Ω
【单选题】 一个由线性电阻构成的电器,从220V的电源吸取1000W的功率,若将此电器接到110V的电源上,则吸取的功率为(  )。
①  250W
②  500W
③  1000W
④  2000W
【单选题】 有“220V、100W”“220V、25W”白炽灯两盏,串联后接入220V交流电源,其亮度情况是( )。
①  100W灯泡最亮
②  25W灯泡最亮
③  两只灯泡一样亮
【单选题】 按照习惯,导体中( )运动的方向为电流的方向。
①  电子
②  正电荷
③  电荷
④  离子
【单选题】 两个阻值相同的电阻器串联后的等效电阻与并联后的等效电阻之比是( )
①  4:1
②  1:4
③  1:2
④  2:1
【判断题】 因为正弦量可以用相量来表示,所以说相量就是正弦量。
①  正确
②  错误
【单选题】 已知交流电路中,某元件的阻抗与频率成反比,则该元件是( )。
①  电阻
②  电感
③  电容
④  电动势