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Anonymous Posted 12 years ago
Grammar

should

" In contrast, should another ice age occur, sea level would drop drastically."
in above structure why "should" is posed in this position. I could not understand why it is posed before subject.
thank you
  

Top answer

" This inverted structure is an alternative to the if-conditional. Should indicates a hypothetical situation. This is the regular phrasing: If another ice age occurs, sea level would drop drastically.

  • " This inverted structure is an alternative to the if-conditional.
  • Should indicates a hypothetical situation.
  • This is the regular phrasing: If another ice age occurs, sea level would drop drastically.
  • Here is another example: Should the minister come early, make him comfortable and give him a cup of tea.
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2 Answers
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Anonymous" In contrast, should another ice age occur, sea level would drop drastically."
This inverted structure is an alternative to the if-conditional. Should indicates a hypothetical situation. This is the regular phrasing:

If another ice age occurs, sea level would drop drastically.

Here is another example:
Should the minister
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AlpheccaStarsShould indicates a hypothetical situation. This is the regular phrasing:If another ice age occurs, sea level would drop drastically.
But, ma'am, I've learnt that we use the second conditional (if + simple past, would + base form of a verb) structure for a hypothetical (or imaginary) situation. So, from that point

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