—Whose is this toy truck?
—It _________ belong to Dick. He was the only little kid at the picnic.
can’t
must
could
need
The Huanghe River is the second ___river in China.
The seats in World Cinema is very___.
Be quiet! I have ___to tell you.
--___did you visit on vacation? --I visited my uncle.
___do you like better, this one or that one?