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问题 单项选择题 共用题干题

患者，男，23岁，自幼喜爱篮球运动。3月前无明显诱因出现右膝关节处疼痛，疼痛与活动有明显关系。严重时上下楼困难。体查：右胫骨结节处明显隆起，触之质硬，无压痛。髌骨边缘压痛，伸膝位挤压或推动髌骨时可有摩擦感，伴疼痛。研磨试验阴性

本病的特异性诊断手法是（）。

A.研磨试验

B.浮髌试验

C.抽屉试验

D.挺髌试验

E.侧方挤压试验

答案

参考答案：D

单项选择题

拌制外墙保温砂浆多用（　　）。

A．玻化微珠

B．石棉

C．膨胀蛭石

D．玻璃棉
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单项选择题 案例分析题

From childhood to old age, we all use language as a means of broadening our knowledge of ourselves and the world about us. When humans first 1 , they were like newborn children, unable to use this 2 tool. Yet once language developed, the possibilities for human kind’s future 3 and cultural growth increased.

Many linguists believe that evolution is 4 for our ability to produce and use language. They 5 that our highly evolved brain provides us 6 an innate language ability not found in lower 7 . Proponents of this innateness theory say that our 8 for language is inborn, but that language itself develops gradually, 9 a function of the growth of the brain during childhood. Therefore there are critical 10 times for language development.

Current 11 of innateness theory are mixed, however, evidence supporting the existence of some innate abilities is undeniable. 12 , more and more schools are discovering that foreign languages are best taught in 13 grades. Young children often can learn several languages by being 14 to them, while adults have a much harder time learning another language once the 15 of their first language have become firmly fixed.

16 some aspects of language are undeniably innate, language does not develop automatically in a vacuum. Children who have been 17 from other human beings do not possess language. This demonstrates that 18 with other human beings is necessary for proper language development. Some linguists believe that this is even more basic to human language 19 than any innate capacities. These theorists view language as imitative, learned behavior. 20 , children learn language from their parents by imitating them. Parents gradually shape their child's language skills by positively reinforcing precise imitations and negatively reinforcing imprecise ones.

请在19处填上正确答案（）

A.acquisition

B.appreciation

C.requirement

D.alternative
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