20 of the 60 most essential or commonly used verbs in the Present tense and conjugated in 1st, 2nd and 3rd person singular and plural (pl.).
The verb when conjugated with 1st person plural (we, wir) and 3rd person plural (they, sie) are always the same.
The verb when conjugated with 3rd person singular (he she it) and the 2nd person plural (you) are usually the same, but be careful because a few times they do differ.
When addressing someone formally you use "Sie" for the 2nd person (you) singular and plural. Its accompanying verb is always in its infinitve form as is 1st and 3rd person plural is.
The verbs "kennen" and "wissen" both mean "to know" but unlike English each have their own meaning. Kennen is used when talking about knowing or being acquainted with someone. Wissen is used when talking about knowing some fact or answer to something.
The verbs "leben" and "wohnen" both mean "to live" but unlike English each have their own useage. Leben is used when talking about living in general or being alive. Wohnen is used when talking about living at a residence.