Johnstudiedhardbeforetheexamination,andit________．HemakeanA.A.paid

发布时间：2020-08-05 00:27:09

John studied hard before the examination, and it ________．He make an  A.A.paid forB.paid backC.paid offD.was paid off

网友回答

C解析有回报。付出的努力作主语。B项意为“还钱”。
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