by/with

English grammar questions, answered by Alan

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SARDORBEK
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by/with

Post by SARDORBEK » Mon May 07, 2012 12:16 pm

Children who go up to escalators should always be accompanied … a grown person.

a) by
b) with


Dear TEACHER!
Which preposition is best appropriate in this case?

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Alan
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Re: by/with

Post by Alan » Wed May 09, 2012 5:51 am

By.

N.B. 'a grown-up/adult', not a 'grown person'.

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