Hilloftenattendspubliclecturesa

发布时间:2020-07-28 11:57:07

Hill often attends public lectures at the University of London, chiefly _______ his English.A.to improveB.improvingC.to have improvedD.improved

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A解析不定式表目的。句意:Hill经常参加伦敦大学的公开课,主要为了提高英语水平。
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