—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure. A．can; must B...
2022-12-21 04:21:32 86次 2013届江西省新余市下学期高三第一次段考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
—Who______ it be that is knocking at the door?
—It ______ be Father, but I’m not sure.
A．can; must B．can; may C．must; can D．may; must
本题链接：
