试题 试卷
题型：单选题 题类：常考题 难易度：普通
牛津版（深圳•广州）2019-2020学年初中英语八年级上册期中自主检测
—He's a great _______ in the field of modern science.
—Don't worry. You can ask the police for help.
— Very soon. There is one more step to finish it.
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