【題目】Teachers have to constantly update their knowledge in order to maintain their professional ________．

A. consequence B. independence

C. competence D. intelligence

【答案】C

【解析】試題考查名詞辨析。句意：老師們要不斷地更新自己的知識以保持他們能夠勝任工作的能力。A. consequence 結(jié)果 B. independence獨立 C. competence 資格；能力；勝任，稱職 D. intelligence 智力，根據(jù)句意所以選C。

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