The rising frequency for smoggy days puts me into deep that maybe one day citizens will have to rely on masks to survive.
You may depend _________it won’t happen again.
He often keeps English _______ ___________,
— Did you scold him for his mistake? — Yes, but _____ it.
It will be five years ____ we meet again.
He said, “_____ a long way to school. ______ a long way to go yet before we arrive.”