单选题
{{B}}Directions:{{/B}} There are 15 questions in this part of the test. Read the passage through. Then, go back and choose one suitable word or phrase marked A, B, C or D for each blank in the passage. Mark the corresponding letter of the word or phrase you have chosen with a single bar across the square brackets on your-Machine-scoring Answer Sheet.
When we think about addiction to drugs or alcohol, we frequently focus on negative aspects, ignoring the pleasures that accompany drinking or drug-taking. {{U}}(21) {{/U}}the essence of any serious addiction is a pursuit of pleasure, a search for a "high" that normal life does not{{U}} (22) {{/U}}. It is only the inability to function{{U}} (23) {{/U}}the addictive substance that is dismaying, the dependence of the organism upon a certain experience and a(n){{U}} (24) {{/U}}inability to function normally without it. Thus a person will take two or three{{U}} (25) {{/U}}at the end of the day not merely for the pleasure drinking provides, but also because he "doesn't feel{{U}} (26) {{/U}}" without them.
{{U}} (27) {{/U}}does not merely pursue a pleasurable experience and need to{{U}} (28) {{/U}}it in order to function normally. He needs to repeat it again and again. Something about that particular experience makes life without it{{U}} (29) {{/U}}complete. Other potentially pleasurable experiences axe no longer possible, {{U}}(30) {{/U}}under the spell of the addictive experience, his life is peculiarly{{U}} (31) {{/U}}. The addict craves an experience and yet he is never really satisfied. The organism may be{{U}} (32) {{/U}}sated, but soon it begins to crave again.
Finally a serious addiction is{{U}} (33) {{/U}}a harmless pursuit of pleasure by its distinctly destructive elements. A heroin addict, for instance, leads a{{U}} (34) {{/U}}life: his increasing need for heroin in increasing doses prevents him from Working, from maintaining relationships, from developing in human ways. {{U}}(35) {{/U}}an alcoholic's life is narrowed and dehumanized by his dependence on alcohol.
【正确答案】 C
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【正确答案】 A
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【正确答案】 B
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【正确答案】 D
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【正确答案】 B
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【正确答案】 A
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【正确答案】 C
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【正确答案】 C
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【正确答案】 D
【答案解析】
【正确答案】 D
【答案解析】
【正确答案】 A
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【正确答案】 B
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【正确答案】 D
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【正确答案】 C
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【正确答案】 A
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