TheEnglishlanguageteachingbusinesswillbecomethevictimofitsownsuccess,______maybeastonishingtoyou.
Ifit______rainheavily,thecitywouldhavegreattroublebecauseofitspoordrainagesystem.
InCanadatherearetwoofficiallanguages,Englishand______.
Thinkinghelpspeoplecontroltheirowndestinies.Thosewhoavoidthinkingruntheriskof______.