题目内容
18.Usually doctors are understandably ______ about new medicines because of the uncertainty of their effects.( )A. | considerate | B. | cautious | C. | logical | D. | optimistic |
分析 一般来说,医生对新药物很谨慎是可以理解的,因为药物的作用还不确定.
解答 答案B.考查形容词的词义辨析.be cautious about对…小心或谨慎.considerate体贴的,周到的.logical逻辑的.optimistic积极的,乐观的.根据句意,对药物谨慎,故选B.
点评 考查词义辨析的题,熟记单词的意思,根据句意进行选择.
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