Exercise.1. Put the verbs in the third person singular in the correct column. Work, play, come, watch, talk, dance, go, laugh, drive, smoke, kiss, sleep, swim, wash, mix, visit, close, know, ride, open, teach, speak, change, sit [s] [iz] [z] Exercise.

They work, play, come, watch, talk, dance, walk, laugh, drive, smoke, kiss, sleep, swim, wash, mix, visit, close, know, drive, open, teach, speak, change, sit