Why we use has been in present perfect
13828
Canonical Post #2: What is the perfect, and how should I use it?
130978
Using of word "just" with present perfect- "your friends have arrived" Vs "you friends have just arrived."
53989
"have" vs."have got" in American and British English
68459
to be + past participle
4548
“have found” vs. “found”
106556
What's the meaning of this present perfect sentence?
97441
Present perfect or simple past?
69668
Do 'already' and 'just' require the present perfect?
40839
Difference between Present Perfect and Past Simple ( I am not a beginner )
17861
Is there any difference between Present Perfect and Present Perfect Continuous?
49025
Can the past simple or the present perfect fit in this example with yet
100002
Past Simple vs. Present Perfect
30728
Present perfect or past simple - "the best movie I (saw/'ve seen) this year"
118206
Simple past vs. past perfect
6542
Dilemma: Present Perfect Or Perfect Continuous?
101208
we have had or we had
110717
Present Simple vs Present Progressive