A．falls offB．falls behindC．falls backD．falls downWhere ……

单项选择题I let my children make their own decisions _________ they're older: I wouldn't presume to interfere.

单项选择题She is _________ a musician than her brother.

单项选择题Those two will never co-operate while there's such a basic _________ of interest between them.

单项选择题John and Steven stopped at the top of the hill to admire the _________ while Mary looked at the timetable.

单项选择题He was amazed at the _________ beauty of the scene which lay before him at that moment.