2011年7月25日
考试类型:Critical Reading > Sentence Completions
Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the 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
正确答案: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.”
（实习编辑：张宇红）