The best way to explore _______ countryside is on _______foot.
_______ is hard is to do good all one’s life and never do anything bad.
Just because they make more money than I do, _______ they seem to look down on me.
I’d like to have visited the Palace Museum last week, but something unexpected _______ to my father.
.-What are you busy with? -The conference _______ in our city next week.
. You spent ¥300 on a pair of cotton gloves. Such a pair of cotton gloves _____ be worth so much.