20xx托福試題-在線瀏覽
2025-04-15 00:00本頁面
【正文】 句/習(xí)語．分析：所缺為說明時間的狀語，應(yīng)以before開頭；而短語long before語法作用與before相同，但語意更強(qiáng)，故選(B)．15. In the years between 1937 and 1952, author Margaret Wise Brown more than a hundred books but also wrote the lyrics for 21 children’s records.(A) not only produced(B) only not produced(C) produced only(D) only have produced答案：A測試點(diǎn)：not only…but also…分析：后文的but also是關(guān)鍵詞，應(yīng)在答案中選擇含有not only的形式，即(A)。分析：此處需要動詞作謂語，而expansion是名詞。解題要點(diǎn)；與tion相同，名詞后綴sion劃線的部分以sion結(jié)尾的劃線名詞出現(xiàn)時，應(yīng)首先檢查此詞詞性是否用錯．19. Using their bills as needles, tailorbirds sew large leaves together with plant fiber to forming their nests. 答案：D測試點(diǎn)；詞形．分析：此處需用不定式短語作狀語表示目的，如后接動詞原形．應(yīng)為to form．20. Columns may be circular or polygonal in cross section, and are generally at least four times more taller than they are wide.答案：D測試點(diǎn)；比較級形式重復(fù)．分析：遇有劃線的比較級形式，應(yīng)注意其more和er是否被重復(fù)使用．此處應(yīng)去掉more．21. The poetry of Gwendolyn Brooks demonstrates a major characteristically of twentieth –century writing: the conflict between mitment to a social ideal and mitment to art. 答案：C分析：(C)測試點(diǎn)；詞性。應(yīng)為characteristic。25. Every individual cell, whether its exists as an independent microorganism or is part of a plex creature, has its own life cycle. 答案：A測試點(diǎn)：代詞．分析：crests為謂語動詞，它前面的代詞為主語．不能用所有格形式的its,應(yīng)為it．26. Because aluminum is nonmagnetic, it is value for protecting electrical equipment from magnetic interference. 答案：B測試點(diǎn)：詞性．分析：value這個詞，以及與之有關(guān)的各種形式，常常出現(xiàn)在考題中．此處應(yīng)用其形容詞valuable作表語．27. Nitrogen and oxygen are too important that most living organisms cannot survive without these elements. 答案：B測試點(diǎn)：so…that與too…to…的用法．分析：這兩個結(jié)構(gòu)常被錯誤搭配．看到后文無to而有that，應(yīng)知此處too應(yīng)為so。30. Jim Thorpe, a football, track, and baseball stars from Pennsylvania, is considered by many to be the greatest allaround athlete of modern times.答案：B測試點(diǎn)；數(shù)的一致．分析：冠詞a后應(yīng)是單數(shù)名詞．另外，此處的成分為主語的同位語t主語為單數(shù)，其同位語也應(yīng)是單數(shù)的star．31. For centuries waterwheels were the only sources of power aside from human and animal strong .
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