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About this Add-on
Ser or Estar highlights every "ser" or "estar" verb in any web page, and lets you know its mood, tense and form.
When you are browsing a Spanish web page, just click on the extension toolbar icon and you see every form of the verbs "ser" and "estar" highlighted in yellow and blue, respectively. Move the mouse pointer over them and you'll see a tooltip showing detailed grammatical information about that particular form.