His car ____ five years ago, but it looks quite new.( )
buys
bought
is bought
was bought
Not only Sam but also his parents coming to China soon.( )
is
are
were
Mr. Smith a novel last year but I don't know whether he has finished it.( )
wrote
was writing
has written
The girl is wearing a blue dress is my sister.( )
whom
which
who
Susan Tina are good friends.( )
or
and
but
It is a lovely dog, ?( )
aren't they
doesn't it
isn't it