2. SUBJECT + WAS/WERE + VERB-ING
The police officer was interviewing a robbery
yesterday
The robbers were hiding while the police
officer was looking for them
3. IN THE NEGATIVE FORM WE ADD
“NOT”
She wasn’t talking to the victim
They weren’t investigating the robbery
4. INTERROGATIVE:
WAS/WERE + SUBJECT + VERB-ING
Where you looking for a clue?
QUESTIONS WITH WH- PARTICLES:
Wh + was/were + subject + verb-ing
What was the suspect doing an hour ago?