對(duì)比結(jié)構(gòu)常把兩種對(duì)立的事物或同一事物的兩個(gè)不同方面并列出來加以比較或?qū)Ρ取?a href="http://www.yy-art.cn/gaokao/" target="_blank">高考完形填空題常常利用句子之間的對(duì)比關(guān)系或者同一個(gè)句子的不同部分之間的對(duì)比關(guān)系設(shè)計(jì)題目。如：
A pupil who can do his homework in a quiet and___59___room is in a much better position than a pupil who does his homework in a small, noisy room with the television on.
59. A. furnished B. expensive C. comfortable D. suitable
【分析】本題利用相似短語之間的對(duì)比關(guān)系來命題。設(shè)空部分與下文的a small, noisy room with the television on存在對(duì)比關(guān)系。作者想借此說明“相同的作業(yè)”對(duì)于“不同家庭背景的學(xué)生”所表現(xiàn)出的事實(shí)上的不公平。答案為C。
If he did not know them, he would greet them with a few words about the weather, ___15___ he did, he would ask about their families or make ___16___, always cutting his cloth ___17___ his customers.
15. A. and then B. and so C. even if D. but if
【解析】本題考查了相似句型的對(duì)比關(guān)系�？崭裉幰畹牟糠峙c前部分if he did not know them形成對(duì)比，這句話的大意是說：如果店主認(rèn)識(shí)那些顧客了，就會(huì)詢問他們的家庭或是開些玩笑。
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