8. Perfect Continuous

Focuses on the

itself (how long, the process) or the

of the activity (sweating, panting, dirty hands).

Subject + HAVE/HAS + BEEN + VERB-ING

-

: "I have painted the room." (Done. The room is blue.) -

: "I have been painting the room." (Activity. My clothes are dirty. Maybe I'm not finished.)

- "How long...?" questions. - Providing a reason for a present state: "I'm tired because I have been running."