Some famous singers live on the ___ from their record sales.

Hard work is no     of an excellent school record．You have to adopt a flexible approach to your learning．

Jane is honest and never tends to hide her opinion. She must give you a(n) _____suggestion about it.  

Whether by accident or  _____  , he arrived too late to help us.

We had tried everything to improve their living conditions, but it made little ______.