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She may have left the makeup at home, but Sofia Vergara still looked absolutely stunning as she spent the day shopping with her boyfriend in Beverly Hills on Thursday.

The Modern Family star has been busy promoting her new affordable clothing line at K-Mart, but she also took some time out to stop by the Sesame Street set, where she gave Elmo a quick lesson in Spanish!

The Colombian-born beauty counts Spanish as her native language, and we can't get enough of her sexy accent.

Click thru to find out if Sofia was a good teacher.