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【多选题】
民航业作为现代社会一个特殊的服务性行业,具有( )等特征。
A.
高投入
B.
高风险
C.
高技术
D.
高效率
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举一反三
【单选题】struck me most in the movie was the father’s deep love for his son.A.ThatB.It###
A.
struck me most in the movie was the father’s deep love for his son. A.That
B.
It
C.
What
D.
Which
【单选题】________struck me________I would have an important meeting in Shanghai the next day. [      ]
A.
It; which
B.
What; that
C.
What; which
D.
It; that
【简答题】磁力分选设备的工作原理如何?
【单选题】A good idea just _____ me. ----Let’s go swimming.
A.
beat
B.
happened
C.
hit
D.
struck
【单选题】Many words are still ______ to me. I have to look them up in the dictionary.
A.
gloomy
B.
shadowy
C.
miserable
D.
obscure
【单选题】It suddenly______me how we could improve the situation.
A.
occurred
B.
feared
C.
shook
D.
struck
【单选题】单相短路故障的三相序网的连接方式为
A.
串联
B.
并联
【单选题】检测器按其性质可分为总体性质检测器和溶液性质检测器,下列属于总体性质检测器的为()。
A.
电导检测器
B.
紫外吸收检测器
C.
极谱检测器
D.
荧光检测器
【多选题】下列各项中属于质体的细胞器有(    )。
A.
线粒体    
B.
白色体    
C.
有色体    
D.
叶绿体
【单选题】I can't still understand the passage _____ there are few new words in it. [     ]
A.
so
B.
because
C.
if
D.
though
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