The invention of artificial hearts marked a turning point in the battle heart disease.
This novel is set in the modern city, San Francisco, so once _______, it will be very popular.
The pretty young woman is now experiencing a whole new world that is incredibly awkward _________ there is true love, happiness and care.
-What are you going to do this afternoon?-I’ll probably go for a walk later on __________ it stays fine.
-I enjoyed the food very much.-I’m glad you like it. Please drop in any time you like.-____________.
The hospital is tests to find out what’s wrong with the little boy.