вторник, 26 августа 2014 г.
Expressions with the word 'KNOW'
#1 – as far as I know
Use this expression to say that you believe a fact is true… although there is a possibility that you could be mistaken.
суббота, 23 августа 2014 г.
Why do we need sleep?
While You Sleep, Your Brain Works
Why do we need sleep?
четверг, 21 августа 2014 г.
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