Isn’t it amazing how the human body heals ____ after an injury?  

 The biggest cities in Canada only have about six million people while _______ in China are much larger.  

---How much should I pay for the food, Sir? --- It costs_______. The food is free on our ship. _______ needs to pay for it.

— Which share is meant for me?— You can take          half. They are exactly the same.

______ may have a chance to be successful if he tries his best.