Lesson 59

i wang some envelopes ,please
do you wang the large size or the small size ?
the large size ,please
do you have any writing paper
yes ,we do
i don't have any small pads
i only have large ones
do you want a pad
yes ,please
and i want some glue
a bottle of glue
and i want a large box of chalk too
i only have small boxes
do you want one ?
no ,thank you
is that all
that is all ,thank you
what else do you want ?
i want my change

错误总结:忘记了加and i 和too.