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【单选题】
固定式离心式压缩机的叶轮般采用 ( )。A.
前弯叶片式
B.
后弯叶片式
C.
径向直叶片式
D.
径向弯叶片式
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反馈参考答案：
举一反三
【单选题】My parents said they would come to visit me. I couldn't to see them after several. months away from home.
A.
wait
B.
help
C.
expect
D.
afford
【单选题】辽在其管辖地区实行 “ 以国制治契丹 , 以汉制待汉人 ” 的政策 ; 阿骨打仿照汉族制度 , 称帝建国 , 国号大金 ; 忽必烈采纳汉人的建议 , 依据中原王朝的体制称帝建年号。这反映了 ( )
A.
各民族不断交流、交往和交融
B.
少数民族学习汉族先进制度 , 以巩固统治
C.
少数民族政权通常重文轻武
D.
少数民族地区经济得到发展
【单选题】辽朝对不同民族地区“因俗而治”,实行不同的法律制度,人称历史上最早的“一国两制”实践。《辽史・刑法志》所谓“以汉制制待汉人”,实际上是指( )
A.
以汉朝制度治理汉族人民
B.
以唐朝律令治理汉族人民
C.
以唐朝律令治理汉人、渤海人
D.
以汉化的契丹制度治理汉族人民
【单选题】My parents said they would come to visit me. I couldn't ______to see them after several months away from home.
A.
wait
B.
help
C.
ecpect
D.
afford
【单选题】Directions: In this section you'll hear several conversations. Listen to the conversations carefully and then answer the questions that follow. Questions 21 to 23 are based on the following conversati...
A.
By train and by car.
B.
By plane and by coach.
C.
By train and by bus.
D.
By bus and by plane.
【简答题】My parents said they wouldn't come to us for the Chinese New Year, _______.(他们也不会去我妹妹家)
【单选题】Did you get the paperback edition of this dictionary? I’m afraid those with hard cover are a little bit expensive. __________.
A.
We don’t have papers, I’ afraid.
B.
we don’t have the second edition of this dictionary, I am afraid.
C.
yes, but hard cover ones are on sale today.
D.
No, you don’t need to pay back.
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