试题 试卷
题型：单选题 题类：常考题 难易度：普通
—By _______ an e-mail.
—In half a month.
—He______ them in his bag last night.
{#blank#}1{#/blank#} {#blank#}2{#/blank#} you {#blank#}3{#/blank#} to see?
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