— Who’s that boy reading in the garden? Is it David? — It ____________ be David. I saw him in the cl...
2023-02-05 03:02:44 200次 2013-2014学年广东省河源市英文实验学校九年级考模拟（二）英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
— Who’s that boy reading in the garden? Is it David?
— It ____________ be David. I saw him in the classroom just now．
A．mustB．can’t
C．mayD．shouldn’t
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