confused about present perfect and simple past uses
13828
Canonical Post #2: What is the perfect, and how should I use it?
61308
Usage of 'future perfect' versus 'future simple'
6542
Dilemma: Present Perfect Or Perfect Continuous?
66188
Mixing past tenses in the same sentence
12613
How to use "had" correctly in a past perfect paragraph?
35907
Is there a simple and clear way to explain the difference between past simple and present perfect?
89680
Present tense in Flashback story for something that is still true now?
72419
Usage of past tenses with "wish"
73062
Must present perfect tense be used if the action takes place more than once?
1645
Present Simple or Present Continuous with "these days"
80268
Past participle vs being+past participle
13947
Simple past or present perfect?
104245
did + present tense (or ) Past tense of the verb
6340
"yet" vs. "already" with present perfect
23670
Present Perfect vs. Present Perfect Continuous
92285
I asked + present/past tense
53495
Why is 'present perfect' present if it happened in the past? And why is it 'perfect'?