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【简答题】
普通螺栓的直径为螺纹()径。在常用的螺纹牙型中()形螺纹传动效率最高,()形螺纹自锁性最好
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举一反三
【单选题】This is what _________ intends to investigate.
A.
Google
B.
googles
C.
Googles
D.
googled
【单选题】What is the Competition Commission going to investigate?
A.
Whether more airports should be built around London.
B.
Whether adequate investment is being made to improve airport facilities.
C.
Whether the British Airports Authority should sell off some of its assets.
D.
Whether the Spanish company could offer better service.
【多选题】下列哪些选项属于不可再生资源?
A.
矿石资源
B.
C.
D.
太阳能
【单选题】As a writer he is ____; But as a teacher he is _________.
A.
a success; a failure
B.
success; failure
C.
success; a failure
D.
a success; failure
【单选题】What can be inferred from the appointment of Webster to investigate the incident?
A.
He headed the FBI and knew it well.
B.
The Fort Hood incident is no easy case.
C.
Director Robert Mueller had confidence in Webster.
D.
He has headed many investigations into public agencies.
【多选题】下列资源属于可再生(可更新)资源的是哪些?(常识问题,请谨慎选择)
A.
天然气资源
B.
海洋资源
C.
土壤资源
D.
野生动物资源
E.
核燃料资源(属于矿产资源,产生核能)
F.
潮汐能资源
G.
森林资源、草原资源
【单选题】My father asked me ______ with me.
A.
what the matter is
B.
what the mater was
C.
what is the matter
D.
what was the matter
【多选题】下列哪些属于可再生资源?
A.
农作物
B.
森林
C.
太阳能
D.
天然气
E.
【单选题】下列哪些属于可再生资源( )
A.
太阳能
B.
C.
石油
D.
天然气
【单选题】What is the Competition Commission going to investigate?
A.
Whether adequate investment is being made to improve airport facilities.
B.
Whether the British Airports Authority should sell off some of its assets.
C.
Whether the Spanish company could offer better service.
D.
Whether more airports should be built around London.
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