题目内容
2．Teachers have to constantly update their knowledge in order to maintain their professional ___．（ ）| A． | consequence | B． | independence | C． | competence | D． | intelligence |
分析 教师们必须不断更新知识来保持他们的专业竞争力．
解答 答案C．这道题考察词义辨析．consequence是"结果，后果"；independence是"独立，自主"；competence是"能力，竞争力"；intelligence是"智力，理解力"．根据句意，正确答案为C．
点评 做这类题目，首先要理解四个选项的词义，然后根据句意选择正确的选项．
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