As an old saying goes, "He who has never been to ________ Great Wall is not a true man."
a
an
the
/
She is eight﹣year﹣old girl.( )
These keys are ( )
she
hers
her
Johna soccer.( )
have
has
is
There are two in her family.( )
child
childs
children
I didn't know _____.( )
what we could do
how we could do
what can we do