A terrible accident occurred in that coal mine last year, which left some miners ______disabled. They couldn’t work for the rest of their life. 

 With April 18’s railway speedup, highway and air transport will have to compete with __________ service for passengers. 

In order to keep fit，you will take exercise_________ and eat healthily．

It’s widely known that first aid is      important and you can save lives if the right action is taken.

It was generally believed that the show was not as successful as expected, but____, I think it was a great success.