MR. Lin’s son is pretty good_____ drawing pictures and won many prizes.
Thank you _____ your telephone number. Can I call you _____ the number?
Ann ,is this pen ______? ----No, it isn’t. It’s_______.
----Are _____ your parents? ---No , ______ aren’t.
—How do you ______breakfast? —B-R-E-A-K-F-A-S-T.
Peter _________ a baseball, but he doesn’t ________ a baseball bat.