The document discusses the present perfect tense and its meaning and uses. It explains that the present perfect tense is used to describe actions that began in the past and continue in the present, like "They've already had two meetings today." It also notes that the present perfect tense can show changes over time with verbs like increase or fall, and can describe states that started in the past and continue to the present, like "I've worked in the company for over 5 years." Finally, it distinguishes the uses of "been" and "gone" when talking about movement, with "gone" referring to being at a location and "been" referring to being at and returning from a location.

2. Present Perfect
Meaning and Use
1. Things that happened in the past and continue up to now. A lot of
times the connection to “now” is not explicit, so we have to infer.
We’ve been burgled! (and now we don´t have a TV)
I’ve already finished the report. (so now it’s finished)
Now FuturePast
Now FuturePast
They’ve already had two meetings today.
Every project has been a success this year.

3. Present Perfect
Meaning and Use
2. Changes over time – with verbs like increase, grow, fall in an
unfinished period of time that started in the past and continue up to
now
Sales have shown a slight increase this year.
Profits have fallen this month compared to last.
The market has grown very fast.

4. Present Perfect
Meaning and Use
3. States that started in the past and continued up to now (and may
go on into the future.
Corporate has been in California for 10 years.
I’ve worked in the company for over 5 years.
They’ve lived in Celaya for 25 years.
Now FuturePast
?

5. Present Perfect
“Been” and “Gone”
When talking about movement to and from a place, gone refers to
movement to a location and been refers to movement to a locstion
and back again.
She’s gone to the dentist. – suggests that she is still there.
She’s been to the dentist. – suggests that she has finished there and returned.