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【单选题】
下列化合物最不容易进行 S N 1 反应的是 ( ) 。
A.
CH 3 CH 2 CH 2 CH 2 B r
B.
CH 3 CHBrCH(CH 3 )CH 3
C.
CH 3 CHBrCH 2 CH 3
D.
CH 3 C(CH 3 )BrCH 2 CH 3
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【单选题】Human language call cope with any subject whatever,and it does not matter how far away the topic of conversation is in time and space.Wbich design feature of language does this phenomenon refer to?
A.
Productivity.
B.
Cultural transmission.
C.
Displacement.
D.
Arbitrariness.
【单选题】— _____? — She's tall and slim. [     ]
A.
What's she like
B.
What does she like
C.
How does she look like
D.
How is she like
【单选题】按照生命周期法开发系统,在系统设计阶段用( )表示系统的物理模型。
A.
数据流图
B.
数据字典
C.
模块结构图
D.
程序
【单选题】How is she getting on with her studies?
A.
Age makes it more difficult for her to cope with her studies.
B.
She devotes only one hour a day to her studies.
C.
Her memory is as good as it ever was.
D.
She has to read everything twice.
【单选题】1 平面连杆机构的曲柄为主动件,则机构的传动角是 ( )
A.
. 摇杆两个极限位置之间的夹角
B.
. 连杆与曲柄之间所夹的锐角
C.
. 连杆与摇杆之间所夹的锐角
D.
. 摇杆与机架之间所夹的锐角
【简答题】陈述服装面料的服用性能有哪些?
【单选题】所谓奇观化法则是指
A.
注重现实
B.
非常尊重观众
C.
善于引起强烈兴趣
D.
一切从观众角度出发
【单选题】( ) 是我们党建军治军的基本方略
A.
依法治军、从严治军
B.
依法治军、拥军爱军
C.
从严治军、军民一体
D.
军政一体、以党治军
【单选题】—_______? —She is medium height. [     ]
A.
What's she like?
B.
How is she?
C.
What does she like?
D.
How does she like?
【多选题】风景建设的原则和手法( )
A.
“巧于因借,全天逸人”,利用自然山水来创造风景,保全景色的天然真趣,人为加工只能起到画龙点睛的作用,为山水林泉增色。并且减省人力物力。
B.
园林以人工造景为主。
C.
“旷”景能给人以豪迈奔放、悠然遐想的感触。通过开敞的视野或登高来创造“极目千里”的条件; “奥”的景色给人以深邃奥秘、变化莫测的感觉,可使人产生寻幽探奇的兴趣。通过围合、阻挡与曲折,使景观富于层次与深度。
D.
所谓意境,既是参与的人通过视听等知觉接受到景物环境所给予的实在感受和抽象意念,从而唤起联想,进入了审美的更高层次,产生”景外之情“。
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