How To use the since or for

April 17, 2017
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Vicky Vikash
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3368
![]() https://helloenglish.com/questions/171937/when-we-use-since/204820
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![]() Since denotes point of time and for.. Period of time. Ex : I have been listening a lesson since 9pm. (point of time) I have been listening a lesson for half an hour. (period of time)
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