-- The problem is too difficult, can you show me ______ , WangLe? -- Sure.
Every room in our school is ________with a colour TV set.
PRC is ________the People's Republic of China.
—If you're free tonight, I'd like to invite you to a movie. —That's nice of you, but are you________?
Since it's raining, it would ________to stay at home and play cards.
John plays football________, if not better than, David.