问题 问答题

简述最小音位对比在听觉干预中的意义与作用。

答案

参考答案:最小音位对比是指将仅存在单维度差异(1’)的声母或韵母语音对(2’)作为一组材料,让患者通过听觉感知(1’)和构音运动等感知两者的差异,从而为更精细的辨别语音、更清晰地发出语音服务(2’)。 在听觉康复中,尤其对于人工耳蜗植入后的儿童而言,他们的目标不仅是能听到,更重要的是能听清楚。(2’)最小音位对比在声学特征上差异较小,能分辨并识别这些音为更好地聆听语言奠定坚实的基础。(2’)

阅读理解

Most mornings, the line begins to form at dawn: scores of silent women with babies on their backs, buckets balanced on their heads, and in each hand a bright-blue plastic jug. On good days, they will wait less than an hour before a water tanker goes across the dirt path that serves as a road in Kesum Purbahari, a slum on the southern edge of New Delhi. On bad days, when there is no electricity for the pumps, the tankers don’t come at all. “That water kills people,” a young mother named Shoba said one recent Saturday morning, pointing to a row of pails filled with thick, caramel (焦糖)-colored liquid. “Whoever drinks it will die.” The water was from a pipe shared by thousands of people in the poor neibourhood. Women often use it to wash clothes and bathe their children, but no­body is desperate enough to drink it.

There is no standard for how much water a person needs each day, but ex­perts usually put the minimum at fifty li­tres. The government of India promises (but rarely provides) forty. Most people drink two or three litres—less than it takes to wash a toilet. The rest is typically used for cooking and bathing. Americans consume between four hundred and six hundred litres of water each day, more than any other people on earth. Most Europeans use less than half that. The women of Kesum Purbahari each hoped to drag away a hundred litres that day—two or three buckets’ worth. Shoba has a husband and five children, and that much water doesn’t go far in a family of seven, particularly when the temperature reaches a hundred and ten degrees before noon. She often makes up the difference with bottled water, which costs more than water delivered any other way. Sometimes she just buys milk; it’s cheaper. Like the poorest people every­where, the people of New Delhi’s slums spend a far greater percentage of their incomes on water than anyone lucky enough to live in a house connected to a system of pipes.

46. The underlined word “slum” most likely means ______.

A. a village      

B. a small town

C. an area of a town with badly-built, over-crowded buildings

D. the part of a town that lacks water badly

47. Sometimes the water tanker doesn’t come because ______.

A. the weather is bad

B. there is no electricity

C. there is no water

D. people don’t want the dirty water

48. A person needs at least ________ litres of water a day.

A. a hundred          B. four hundred         C. forty          D. fifty

49. Which of the following statements is wrong?

A. a hundred litres of water a day is enough for Shoba’s family

B. Americans uses the largest amount of water each day

C. in Kesum Purbahari milk is cheaper than bottled water

D. Shoba has a family of seven people

50. The passage mainly tells us ______.

A. how women in Kesum Purbahari gets their water

B. how much water a day a person deeds

C. that India lacks water badly

D. how India government manages to solve the problem of water

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