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.
Numerous illnesses that were once difficult to ------- may now be diagnosed through ------- blood tests.
A. detect . . perfunctory
B. facilitate . . tedious
C. administer . . pre-emptive
D. treat . . grueling
E. observe . . inconvenient
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正确答案:A 解析: It makes sense to say that certain diseases are no longer difficult to “detect,” or discover, now that doctors can diagnose them through routine, or “perfunctory,” tests.
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