RT @grumpyteacher17: I think some of my language school‘s materials might need a little updating. https://t.co/gafpBupEJ9 - The Calculator Guide from Twitter

I think some of my language school‘s materials might need a little updating. http://pic.twitter.com/gafpBupEJ9

— The Grumpy Teacher (@grumpyteacher17) October 11, 2017

from Twitter https://twitter.com/GuideCalculator

October 11, 2017 at 07:47PM
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