Busy Teacher (@busyteacher_org) tweeted at 1:53 AM on Fri, Feb 01, 2013:
Mind Your ‘P’s and ‘Q’s: Teaching Pronunciation at the Segmental Level: Any English speaker who has ever tried t… http://t.co/Fd9VJbPW
(https://twitter.com/busyteacher_org/status/297145550996918272)