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Paul had to write a history paper, he couldn't find time to do it.A.butB.soC.becauseD.if

编辑:chaxungu时间:2026-04-24 12:50:53分类:高中英语题库

Paul had to write a history paper, ______he couldn't find time to do it.
A.butB.soC.becauseD.if在线课程A
解析:
根据句意,语意相反,形成对比。