作业帮老师离开半个小时了（be away)会议结束一个小时了(be over)我妹妹借这本书两天了(keep)他参军两年了(be in the army)She has already water the flowers(改一般疑问句）She has already read the book.(改否定句）
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/28 00:27:37
老师离开半个小时了（be away)会议结束一个小时了(be over)我妹妹借这本书两天了(keep)他参军两年了(be in the army)She has already water the flowers(改一般疑问句）She has already read the book.(改否定句）
老师离开半个小时了（be away)
会议结束一个小时了(be over)
我妹妹借这本书两天了(keep)
他参军两年了(be in the army)
She has already water the flowers(改一般疑问句）
She has already read the book.(改否定句）
老师离开半个小时了（be away)会议结束一个小时了(be over)我妹妹借这本书两天了(keep)他参军两年了(be in the army)She has already water the flowers(改一般疑问句）She has already read the book.(改否定句）
老师离开半个小时了（be away)---The teacher has been away for half an hour.
会议结束一个小时了(be over)---The meeting has been over for an hour.
我妹妹借这本书两天了(keep)---My sister has kept this book for two days.
他参军两年了(be in the army)--- He has been in the army fot two years.
She has already watered the flowers(改一般疑问句）--Has she watered the flowers yet?
She has already read the book.(改否定句）She hasn't read the book yet.