The document discusses the past continuous tense in English. It explains that the past continuous is formed using was/were plus the base verb form plus -ing. It is used to describe actions that were ongoing in the past. Some examples are provided like "I was watching TV last night." The document also notes that stative verbs like be, want or seem cannot be used in the past continuous. It provides spelling rules for regular and irregular verbs in the past continuous tense and examples of activities that can be expressed this way, such as "She was dancing with her boyfriend."

1. Past continuous
The past continuous of any verb is composed of two parts : the past tense of the
verb "to be" (was/were), and the base of the main verb +ing.
 Use the past continuous that an action occurred for a longer period in the past.
o I was watching TV last night.
 You can use time expressions such as last night, yesterday or a specific
time in the past.
Stative verbs or non-continuous verbs
Stative verbs or non-continuous verbs cannot be used in the past continuous form.
These are some examples of stative verbs:
Abstract Verbs
to be, to want, to cost, to seem, to need, to care, to contain, to owe, to exist...
Possession Verbs
to possess, to own, to belong...
Emotion Verbs
to like, to love, to hate, to dislike, to fear, to envy, to mind...
Examples:
 He was possessing a house last night. Not Correct
 He possesed a house last year. Correct
Spelling rules for Past Continuous Tense
Subject was/were base + ing
Affirmative (plural forms) They were watching
Affirmative (singular forms) She was playing
Negative She wasn't running

2. Verbs ending with -e make making
write writing
Verbs ending with -ee agree agreeing
see seeing
Verbs ending with a co preceded by a
vowel,
get getting
cut cutting
Two-syllable verbs:
the last consonant is doubled when the
last syllable is stressed
forget forgetting
prefer preferring
Verbs ending with -ie lie lying
die dying
Verbs ending with -y marry marrying
enjoy enjoying
http://www.focus.olsztyn.pl/en-grammar-past-continuous-spelling.html

3. Vocabulary
Some examples of activities that can be expressed in past continuous:
I was playing soccer last night.
https://pixabay.com/photos/football-clip-football-boots-soccer-606235/
She was dancing with her boyfriend.
https://pixabay.com/photos/tango-dancing-argentina-190026/

4. Greg was riding his motorcycle yesterday.
https://pixabay.com/photos/motorcycle-motorcyclist-2414624/
He was watching TV.
https://pixabay.com/illustrations/tv-look-gawk-watch-tv-evening-1015427/
We were having dinner.
https://pixabay.com/photos/restaurant-people-eating-690975/