. It has always been the _____ of our firm to encourage workers to take part in social activities.
Towards evening, the patient opened his mouth as if _____ something to his son.
In January , 2004, the United States successfully launched “Spirit”, a Mars Exploration Rover, _____ a new milestone in the history of mankind.
The old farmer, _____ the badly injured and burnt soldier, came out of the burning farmhouse, calling continuously for help.
-----He ought to have been warned of the danger. ----- ______ ,but he just wouldn’t listen to me.
It is thought that one billion people in the world,_____ is half the world’s workers, earn their living by farming.