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【单选题】
01 目前主流的民用无人机所采用的动力系统通常为活塞式发动机和 __________ 两种A.
A． 火箭发动机
B.
涡扇发动机
C.
电动机
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【简答题】It’s October the 31st, and across Britain and the USA, thousands of children are dressing up as monsters, ghosts and witches and going to their neighbours’ houses to ask for sweets or to play tricks o...
【单选题】These houses seem to ________ well with the trees and the countryside.
A.
mix
B.
confuse
C.
combine
D.
blend
【多选题】工作分析主要回答或者解决以下问题:( )
A.
工作的目的是什么
B.
工作为组织的贡献大小
C.
职位是做什么事情的
D.
什么样的人适合这个岗位
E.
工作的作用是什么
【多选题】工作分析主要回答或者解决以下问题:( )
A.
工作的目的是什么
B.
职位是做什么事情的
C.
工作为组织的贡献大小
D.
什么样的人适合这个岗位
E.
在什么环境下工作
【单选题】Human needs seem endless. They might be regarded as making up several levels. When there is enough money to satisfy one level of needs, another level appears. The first and most basic level of needs i...
A.
he has saved up enough money
B.
he has grown dissatisfied with his simple shelter
C.
he has satisfied his hunger
D.
he has learned to build houses
【单选题】Passage Two Human needs seem endless. They might be regarded as making up several levels. When there is enough money to satisfy one level of needs, another level appears. The first and most basic leve...
A.
he has saved up enough money
B.
he has grown dissatisfied with his simple shelter
C.
he has satisfied his hunger
D.
he has learned to build houses
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