How to Use Already and Yet with Present Perfect Tense in English Using YET in English Yet means that something that we expected has happened or hasn’t happened. We usually put it at the end of a sentence. Examples Michael has bought a new dress but she hasn’t worn it yet. He hasn’t watered the flowers yet. It hasn’t been decided yet. We haven’t been able to solve the problem yet. She won’t have sent the email yet. It hasn’t been decided yet. You may not have noticed yet. Have you met your new neighbours yet? Using ALREADY in English Already means that something happened earlier