It is _______ for them _______ the problem.A. difficult; to deal withB. difficulty; dealing withC. difficult; dealing with
Beijing is one of the ____ in the world today.
In our class some students are too shy to __________ our hands when the teachers ask us to answer questions.
If it _____________ tomorrow, we’ll have a picnic.
My parents don’t allow me _____________ out on school nights.
--- Whose hat is this? --- I think it can’t be John’s or Kate’s. It’s much too small for __________.