Published on 14 Sep 2015 | over 3 years ago

Learn English - Difference between 'Unless' & 'Until' (English Grammar lesson)
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In this English grammar lesson, you will learn how to use ‘until’ and ‘unless’ and their usage in a sentence. These two words are very commonly used in Spoken English. Often, many get confused and use them interchangeably. The two words cannot be used interchangeably as their meaning and usage in a sentence are very different from each other.

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Unless: means ‘except if’. It is used in the context of a precondition and it actually means ‘if the condition is not met..’ Do not use ‘will’ immediately after ‘unless’.

Example: Can you turn the radio off unless you are listening to it. ( except if)
Example: Unless you pay now, we cannot guarantee you a ticket. (Do not use ‘unless you will pay now..’)
Example: Harry never ate kebabs, unless he prepared them himself.
Example: The bank will not provide you a loan unless you show then your original identity.

Until: up to a particular time. It is used in context of time. It is more formal than ‘till’.

Example: I listen to music until I fall asleep. (till the time)
Example: Please wait in the waiting room until they call your name.
Example: He waited patiently until dinner was served.
Example: Wait here until I come back.
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