My parents ___________ (live) in this town for twenty years. They _________ (know) it like the back of their hand.(have lived, are living) / (know, are knowing)

My brother usually ___________ (read) science fiction books. Right now, he _________ (read) a thrilling novel.(reads, is reading)

Mark ___________ (travel) to many countries. He ______ just_______(visit) France and Italy last year.(has traveled, is traveling) / (visited, has visited)

I ___________ (volunteer) at a local charity organization. I _________ (help) the homeless and needy.(volunteer, am volunteering) / (help, am helping)

We ___________ (learn) Spanish. We _________ (take) classes for six months now, and we _________ (make) good progress.(learn, are learning) / (have taken, are taking) / (have made, have been making)

Susan ___________ (work) as a teacher. She _________ (teach) English to high school students.(works, is working) / (teaches, is teaching)

They ___________ (play) in a band. They _________ (perform) at local events regularly. (play, are playing) / (perform, are performing)

Mary and her sister ___________ (enjoy) playing tennis. They _________ (practice) every weekend. (enjoy, are enjoying) / (practice, are practicing)

Jennifer ___________ (work) as a nurse. She _________ (help) people in the hospital every day.(works, is working) / (helps, is helping)

John ___________ (write) a novel. He _________ (work) on it for a year, and he _________ (finish) three chapters so far.(writes, has written) / (has worked, is working) / (has finished, has been finishing)