High-frequency Words

 
Unit 2
a
the
can
at
I
am

Unit 3
like
is 
big
in
it
but

Unit 4
look
see
my
we
little 
have

Unit 5
not
do
what
one
two 
three
red
yellow
blue

Unit 6 
here
to
up
get
and
where
you
that
go