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【单选题】
列各类植物具有鳞叶的科是。( )
A.
桔梗科
B.
玄参科
C.
麻黄科
D.
兰科
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【简答题】Talking through a screen door while standing outside a house is not co ns idered by most America as being ________ the house or room in any see of the word.
【判断题】轨道框架刚度在水平面内,等于两根钢轨在水平面内的刚度之和。()
A.
正确
B.
错误
【判断题】在一个圆内,剪去一个扇形后,剩下的部分仍是扇形。 [     ]
A.
正确
B.
错误
【简答题】I looked down the counter, and all the people behind the counter were just standing there, drinkingcoffee and staring into a dark screen翻译是
【简答题】The screen standing ________ the couple is that they are from different countries
【单选题】雷达天线水平面内波束宽度(主瓣半功率点张角)应为()。
A.
不超过4度
B.
不超过2度
C.
不超过10度
【单选题】听力原文:(A) The woman is touching the computer screen. (B) They are standing side by side. (C) They are looking at the monitor. (D) The man is trying on some clothes.
A.
B.
C.
【简答题】将单词official,judge,original,focus,business,edge,present,screen正确形式填入到下列句子中 6. Standing at the _______ of the mountai, we could see for miles and miles to the east.
【单选题】常用的卫星波束有:全球波束、半球波束、区域波束和()。
A.
面波束
B.
线波束
C.
段波束
D.
点波束
【单选题】The screen standing___________the couple is that they are from different countries.
A.
in
B.
between
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