Toggle Navigation
Games
Blog
News
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
News
Contact us
Help center
Sign in
Study
Contractions Practice
0
%
0
0
0
Back
Restart
couldn't
could not
Oops!
Okay!
he's
he is
Oops!
Okay!
aren't
are not
Oops!
Okay!
she'll
she will
Oops!
Okay!
don't
do not
Oops!
Okay!
she's
she is
Oops!
Okay!
you'll
you will
Oops!
Okay!
it's
it is
Oops!
Okay!
isn't
is not
Oops!
Okay!
that's
that is
Oops!
Okay!
wasn't
was not
Oops!
Okay!
he'll
he will
Oops!
Okay!
they're
they are
Oops!
Okay!
I'll
I will
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies