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【判断题】
有两平板,上板以0.25 m/s的速度自左向右运动,下板固定不动,两板距离为0.5 mm,充满粘性流体。若上板单位面积上的作用力为2 N/m 2 ,则可由牛顿内摩擦定理计算得到该流体的动力粘度为0.004Pas。A.
正确
B.
错误
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举一反三
【单选题】墨子提出 “视人之国若视其国,视人之家,若视其家,视人之身,若视其身”。墨子这一思想体现了什么?
A.
继承了儒家的仁爱思想
B.
否定了西周的等级制度
C.
适应了统治阶级的需要
D.
借鉴了无为而治的思想
【单选题】Why does the man say this:
A.
To tell the woman about the building that he works in.
B.
To persuade the woman to accept a room in another building.
C.
To describe an interesting aspect of the university layout.
D.
To direct the woman to someone else who can help her.
【简答题】B. Answer the following questions. Who does the man say he is at first?
【单选题】我国著名化学家、中国科学院院士张青莲教授为测定元素的相对原子质量作出了突出贡献,已知某种铱原子的相对原子质量为 192 ,其质子数为 77 ,则这种铱原子的核电荷数为( )
A.
38
B.
77
C.
115
D.
192
【单选题】What does the man say about John who stands by the time clock?
A.
He is always on time.
B.
He is a trustworthy guy.
C.
He is an experienced press operator.
D.
He is on good terms with his workmates.
【单选题】黎女士,28岁,G0P0,痛经2年,进行性加重。妇科检查: 子宫颈中度糜烂,子宫大小正常,后倾,活动欠佳,峡部后壁可触及米粒大小的结节,触痛明显,最可能的诊断是
A.
子宫颈癌
B.
慢性盆腔炎
C.
子宫内膜异位症
D.
盆腔结核
E.
痛经
【单选题】墨子提出“视人之国,若视其国;视人之家,若视其家;视人之身,若视其身”。墨子这一思想( )
A.
继承了儒家的仁爱思想
B.
否定了西周的等级制度
C.
适应了统治阶级的需要
D.
借鉴了无为而治的思想
【单选题】What does the man say about the people who work at the test center?
A.
They are very kind.
B.
They are very strict.
C.
They are very polite.
D.
They are very cool.
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