单项选择 适中0.65 引用1 组卷235
—Where is Linda?
—She may be at home. But I’m not sure ________ it.
—She may be at home. But I’m not sure ________ it.
| A．at | B．about | C．with | D．in |
21-22八年级上·全国·课时练习
知识点：about (关于)inwith (和…一起 prep.)be sure about (doing) sth.介词短语介词辨析 答案解析 【答案】很抱歉，登录后才可免费查看答案和解析！ 立即登录
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