The document discusses various continuous verb forms: 1) The present continuous is used for unfinished actions now or future arrangements. The past continuous is used for unfinished past actions or duration. 2) The future continuous expresses unfinished future actions. The future perfect continuous expresses actions that will reach a stage of completion. 3) The past perfect continuous expresses something that started and continued in the past until another time. The present perfect continuous expresses something that started in the past and continues now.

1. Continuous Verb Forms

2. Present Continuous
Used for actions that have begun but not
finished. It can also be used to talk about
future arrangements.
Formation:
Simple Present of 'to be' + -ING
Now
Action starts--------------Action still happening

3. Past Continuous
Used for actions and states that were
unfinished at a certain time in the past or
to stress the duration of something.
Formation:
Past Simple of TO BE + ING
I was eating dinner---------x-------------
when the phone rang

4. Future Continuous
Used for actions that will be unfinished at
a certain time in the future, or for things
that will happen in the normal course of
events, rather than being part of your
plans and intentions.
Formation:
WILL + BE + -ING
At this time tomorrow, I will be getting on a train.

5. Future Perfect Continuous
Used for actions that will be unfinished, but have
reached a certain stage.
Formation:
WILL + HAVE + BEEN + Present Participle
By May next year, I will have been working here
for 5 years.
May 2008: started working here Now
May 2013: worked here for
5 years.
Working here-----------------------------------------------------------

6. Past Perfect Continuous
Used to show something started in the past and
continued up until another time in the past. "For
five minutes" and "for two weeks" are both
durations which can be used with the Past
Perfect Continuous.
Notice that this is related to the Present Perfect
Continuous; however, the duration does not
continue until now, it stops before something
else in the past.

7. Formation:
had been + present participle
I had been waiting for more than two
hours when she finally arrived.
She arrived
Waiting………………x Now

8. Present Perfect Continuous
Used to show that something started in
the past and has continued up until now.
"For five minutes," "for two weeks," and
"since Tuesday" are all durations which
can be used with the Present Perfect
Continuous.

9. FORMATION
has/have + been + ing
I have been waiting here for two hours.
Started waiting Now
Waiting…………………