I learned a valuable lesson about parenting ten years ago. I was teaching at Western Washington University when my daughter turned one year old. I had thought about what her first birthday would be like, but never thought it would end it tears. I had been wearing a beard all her life, and after shaving it off, I ended up frightening her terribly. Simple Past Tense I learned a valuable lesson about parenting ten years ago. Past Progressive Tense I was teaching at Western Washington University when my daughter turned one year old. Past Perfect Tense I had thought about what her first birthday would be like, but never thought it would end it tears. Past Perfect Progressive Tense I had been wearing a beard all her life, and after shaving it off, I ended up frightening her terribly.