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Lucas21c Posted 13 years ago
Grammar

Differences between 'in' and 'during'

Could you tell me what the differences between A and B are in terms of meaning?
Thank you.

The layer of the Arctic Circle has decreased by 30%

A. during the past 30 years.
B. In the past 30 years.
  

Top answer

A. during the past 30 years. B.

  • A.
  • during the past 30 years.
  • B.
  • i n the past 30 years.
  • A and B have the same meaning, but I don't know what the whole sentence means.
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4 Answers
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A. during the past 30 years.
B. in the past 30 years.
A and B have the same meaning, but I don't know what the whole sentence means.
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Hello.

I would use in to stress that something is to be done within a certain period of time, time-bound.

Finish lunch in thirty minutes.
Graduate in four years.
Learn English in one year.

Though similar in meaning, during doesn't evoke such feel of restriction.
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I am sorry that I missed some words in the sentence.
The following is what I like to say.

The layer of ice in the Arctic Circle has decreased by 30%

A. during the past 30 years.
B. In the past 30 years.
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SurferI would use in to stress that something is to be done within a certain period of time, time-bound.
The initial post is only about the past.

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