Many children are ____ in the countryside when their parents flood into the cities for jobs.
______ is a fact that English is being accepted as an international language.
I hate ______ when people talk with their mouths full.
______ is it ______ has made Peter_______ he is today?
Some people would rather ride bikes as bike ridding has______ of the trouble of taking buses.
The journey around the world took the old sailor nine months, ____ the sailing time was 226 days.