题目内容
15.If the boy was diagnosed with H7N9,it is ______ that he be separated from others in no time.( )A. | serious | B. | .anxious | C. | .vital | D. | .previous |
分析 如果这名男孩被诊断为禽流感,立刻把他和其他人分离开来至关重要.
解答 答案是C.本题考查形容词词义辨析.A项表示"严重的,严肃的";B项表示"焦急的";C项表示"至关重要的";D项表示"先前的";根据语境和常识判断,得了禽流感必须隔离,这一点"至关重要",故选择C项.
点评 辨析形容词要在识记常见形容词及其搭配的基础上理解语境,根据具体语境推断合理的答案.

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