Review of progressive verbs.

Progressive verbs include the form of be + a present participle (verb+ing).

Examples	Uses
(a) When Mark gets home from work, Marcy is often studying. (b) I was driving to the restaurant when I saw the meteor shower. © Mario will be working the night shift when Trisha gets home.	To describe actions already in progress at the moment of focus.
(d) Alex usually goes out to eat on Fridays. This Friday, however, he is cooking at home. (e) The robins usually took up residence every spring in our old apple trees. One summer, though, they were building nests in some of the taller trees. (f) Most winters we spend our Christmas vacations at home. But this year we will be going to Vermont.	To describe actions at the moment of focus in contrast to habitual actions.
(g)She is constantly reminding me to water the plants. (h) As a young man, my brother was always getting into trouble. (i) Our math teacher will be checking our assignments each morning when class starts.	To express repeated actions.
(j) Andrea works in the principal’s office, but she is helping the new school nurse this week. (k) My father lived in Chile most of his life, except for two years when he was living in El Salvador. (l) We’ll live in a new home after the winter. Until then, we’ll be renting an apartment in the city.	To describe temporary situations in contrast to permanent states.
(m) The final paper is due soon. I’m finishing it as fast as I can. (n) Yesterday the students discussed the projects they were working on this semester. (o) When they finish their projects, they will be evaluating each other’s work for several days.	To describe periods of time in contrast to points of time.
(p) Sue is doing a volunteer work for homeless this summer. (q) When I last saw Ali , he was still planting his vegetable garden. ® I bet the baby will still be sleeping when we get home.	To express uncompleted actions.