【单选题】It was a long time ______ the neighbors found that the old lady had been dead of cold.
【单选题】The old lady had a ______ escape when she pass across the road in front of the bus.
【单选题】The old lady had two clever sons, ____ did a good job in the 2010 National College Entrance Exam, though.
【简答题】While she was going downstairs, the old lady had her leg (break)______.
【单选题】中性点经消弧线圈接地运行方式一般采用()
【单选题】The old lady had expected to see all her relatives when she was ill in hospital, but none came to see her ______ many of her neighbors offered their help.
【简答题】Seeing that the old lady had no chair ___, the boy offered her his own. A, to sit B to be seated C. to seat herself D. to sit on