试题 试卷
题型：单选题 题类：常考题 难易度：普通
外研（新标准）版2019-2020学年初中英语七年级上册Module 8自主检测
—She has ___________ a scientist for over thirty years.
—Yesterday morning.
—Thank you, Dad.
—Sorry. I have ______Frank to work on the biology report with him.
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