---Whose shirt is that? ---It’s _____________.
Several days has passed_______the air crash(空难) happened. A.since B.after C.as
In our school libray,there____a number of books on science and the number of them_____growing larger and larger. A.is;are B.are;is C.have;is
They preferred_____ rather than_____a bike. A.to walk; to ride B.walking;riding C.to walk;ride
You______be tired after playing sports for a long time without a rest. A.must B.need C.can’t
_____the afternoon of April 30th,many foreign visitors arrived___Shanghai. A.In; B.On;in C.On;to