The prepositions in, on, and at can be confusing! If you make mistakes and use the wrong preposition, you will probably be understood, but if you want to make sure you speak and write like a professional, you should use these correctly.

We will meet at the office in San Jose on Monday.

WATCH THE VIDEO

Watch the video below to find out how to use the idea of a "target" to help you remember which preposition to use.

QUIZ

Take this quiz to check your understanding. Choose in, on, or at.

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