On _____ Children's Day,Mary received a prize for being _______ honest boy.( )
the'an
/;an
/;a
the; a
On my______ birthday, my aunt gave me a nice dress as a present.( )
nine
ninth
the ninth
﹣ Who is the_______ runner, Mike or Sam?
﹣Mike is. He is good at running.( )
faster
slower
weaker
Work hard,______ you will get good grades.( )
or
but
and
Many more people have realized saving______ earth begins with small things.( )
a
an
the
Look! Miss Wang is carrying a heavy box. Let's go to help .