After a long walk, they were _______tired that they could not move even one step further.

Intelligence does not_______ mean success. You need diligence as well.

The policemen searched the room thoroughly. That’s to say, they searched it ______.

 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. 

The members of the board are discussing the problem right now; it will _____ have been solved by the end of next week．