Irregular English Verbs - Version 1.0 The third person singular, simple past and perfect tentses, of the ten verbs in the set are displayed with sound. The student has the opportunity to record his/her own voice and compare it with the original. The student is asked to give the third person singular simple past and perfect parts of the ten verbs. Alternatives are accepted but these are not specifically tested. An on-going record of the student's work is kept, counting the number of times each verb has been correctly given. This may be printed out.