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Anonymous Posted 12 years ago
Grammar

is it correct to use since last 15 years
or should we use for 15 years
  

Top answer

is it correct to use since last 15 years No or should we use for 15 years Yes eg He has lived in London for 15 years. eg He has lived in London for the last 15 years. eg He has lived in London since 1999.

  • is it correct to use since last 15 years No or should we use for 15 years Yes eg He has lived in London for 15 years.
  • eg He has lived in London for the last 15 years.
  • eg He has lived in London since 1999.
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2 Answers
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is it correct to use since last 15 years No
or should we use for 15 years Yes

eg He has lived in London for 15 years.
eg He has lived in London for the last 15 years.
eg He has lived in London since 1999.
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Since + point in time.
For + period of time

I have not seen her for 15 years.

The point in time can be expressed by an event:

I have not seen her since she ran away 15 years ago.

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