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【单选题】
系统处于平衡状态,摩擦忽略不计, 图中 杆件 A BC 的受力分析 , 下列 各项说法正确 的是( )A.
A、B、C三处约束力均错误
B.
A处约束力正确，B、C两处错误
C.
A、B处约束力正确，C处错误
D.
A、B处约束力错误，C处正确
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举一反三
【单选题】Why did Tiffany not offer the job to the Asian-American man?
A.
Because his resume was a total mess.
B.
Because he did not answer Tiffany’s questions in the right way.
C.
Because he did not have direct eye contact with Tiffany.
D.
Because he did not attend the diversity workshop.
【单选题】Tiffany’s sales _______ after Chinese tourists reduced their spending on this brand. Which of the following words is not appropriate to fill in the blank?
A.
crumbled
B.
tumbled
C.
plunged
D.
plummeted
【单选题】From Paragragh A, why did Tiffany not offer the job to the Asian-American man?
A.
Because his resume was a total mess.
B.
Because he did not answer Tiffany’s questions in the right way.
C.
Because he did not have direct eye contact with Tiffany.
D.
Because he did not attend the diversity workshop.
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