试题 试卷
题型:单选题 题类:常考题 难易度:普通
北京市东城区2016-2017学年高一下学期英语期末考试试卷
—Sorry, I am not sure, but it ____________ be.
—Well,he ________ his train,or maybe overslept.
— Why _____ it rain on Sundays? We are always staying inside ! What a day!.
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