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SAT官方每日一题附答案和解析[阅读](2014年8月6日)
日期:2014-08-07 08:37

(单词翻译:单击)

每日一题

Critical Reading>Sentence Completions


Choose the word or set of words that, when inserted in the sentence, best fits the meaning ofthe sentence as a whole.

Bromelain, an enzyme found in pineapples, is not ------- in preventing bone and joint diseases, which can make bones susceptible to injury, but it can help injured bones -------.

(A) corrective . . heal
(B) effective . . recover
(C) detrimental . . multiply
(D) supportive . . degenerate
(E) vital . . persist

答案和解析

答案:B

解析:

It makes sense to say that although bromelain is not "effective" against, or cannot prevent, bone injury, it is effective in helping injured bones "recover."

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重点单词
  • vitaladj. 至关重要的,生死攸关的,有活力的,致命的
  • jointadj. 联合的,共同的,合资的,连带的 n. 关节,接
  • effectiveadj. 有效的,有影响的
  • criticaladj. 批评的,决定性的,危险的,挑剔的 adj. 临
  • detrimentaladj. 有害的 n. 有害的人或事
  • degenerateadj. 堕落的 v. 退化,堕落 [计算机] 退化
  • enzymen. 酶
  • susceptibleadj. 易受外界影响的,易受感染的
  • preventv. 预防,防止
  • multiplyvt. 乘,增加 vi. 扩大,繁衍,做乘法 adv.