题目内容

Choose the proper words in brackets to complete the following sentence.John’s knees were hurt, so he had to _____ (walk/ limp) slowly along the road.

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Choose the proper words in brackets to complete the following sentence.The little boy was ________ (looking/ peeping) at his mother through his fingers.

Choose the proper words in brackets to complete the following sentences.Children like to see the naughty _________ (animals/ monkeys/ elephants) in the zoo, especially after watching Journey to the West.

下列对于钢筋混凝土剪扭构件的承载力，说法不正确的是( )

A. 抗剪承载力比不受扭矩时的小
B. 抗扭承载力比纯扭时的小
C. 加大箍筋间距，对两种承载力没有影响
D. 提高混凝土强度，承载力会提高

矩形截面纯扭构件，剪应力最大值发生在( )

A. 长边中点
B. 短边中点
C. 角点
D. 截面形心点