could should would may might
| + have been ______ing
I could have been living in Los Angeles if I hadn't
moved to Chicago.
They should have been doing their homework at the
time that I called.
He would have been working at that company if he hadn't been laid off.
You might have been thinking I was much older.
|This is a diffficult modal form for beginning
and intermediate level students. In this case, you're describing
something that was possible in the past; however; another event
emerged and forever altered the past. Don't worry about mastering
this right now, but listen to how Americans use it--whether
correctly or not.
To make the negative, add "not" to the modal:
I shouldn't have been working so late last
night. (but I did)
Next: Lesson 15