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Persian Learner Posted 9 years ago
Grammar

Behind vs at behind

Hi.

Dental sounds are produced with the tongue right behind the upper teeth or with the tongue actually protruding through the upper and lower teeth.

Dental sounds are produced with the tongue right at behind the upper teeth or with the tongue actually protruding through the upper and lower teeth.

What's the difference between the above two sentences?

  

Top answer

The first is good; the second is not.

  • The first is good; the second is not.
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1 Answers
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The first is good; the second is not.

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