请简要说明下面程序片断功能。 if (cursor != null) { while (cursor.moveToNext()) { St ring column1 = cursor.getString(cursor.getColumnIndex("column1")); int column2 = cursor.getInt(cursor.getColumnIndex("column2")); } cursor.close(); }
【单选题】听力原文:What's happening in the conference room? (A) It's on the main floor. (B) I think we're leaving at 7. (C) The sales team is making a presentation. (14)