Which should you use, familiar to or familiar with? If you are familiar with something, you know it very well. If you are familiar with someone, you behave in an informal or friendly way towards someone you do not know very well. If something is familiar to you, it is well known to you or easily recognized by you.
| Incorrect: |
Use metaphors that are familiar with your readers.
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| Correct: |
Use metaphors that are familiar to your readers.
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| Incorrect: |
Are you familiar to this problem?
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| Correct: |
Are you familiar with this problem?
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