1. Can you help me, please? I ____ (look) for the site office. look am looking have looked
2. I ____ (known) about my talent for welding for years. know am knowing have known
3. He's from Calgary, like me. He ____ (come) from my hometown. comes is coming has come
4. Be quiet and listen! The supervisor ____ (speak). speaks is speaking has spoken
5. I ____ (have) this car since 1985. have am having have had
Unit 25