Measures must be taken before there is another collapse of the coal mine, ______?
His______of too much time to sports leaves too little time for studying.
It’s______kind of you to take so much trouble with me.
Having retired from business,he now______himself with the welfare of the disabled.
Before choosing a career you should spend time thinking about your personal______and weak points.
Richardson______from his studies that gender equality is still a long way off.