If someone has to     an action or policy, they are responsible for it, and may be  required to explain it to other people or be punished if it fails．
A．a(chǎn)ccount forB．make upC．focus onD．pay off
A

試題分析：考查詞組：A． account for是什么的原因，解釋B． make up彌補，編造C． focus on專注D． pay off還清，句意：如果有人不得不為行為或政策負責，他們要為他們負責，并被要求向別人解釋如果沒做到有可能被懲罰。選A。
點評：英語中有的詞組意思比較接近，但內(nèi)涵不同用法也不一樣，平時多記，做題時結(jié)合上下文做題。
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