Past simple vs present perfect
47662
Present perfect for past action with present effect
1030
"Now is the time" followed by past tense verb
110190
tense agreement (simple past tense after past perfect tense)
63386
American dialects: Replacing the past-perfect participle with the simple-past form
58714
Simple Past vs. Present Perfect: "was" vs. "has been"
119136
"done" vs "have done"
47451
Present Perfect or simple past?
3233
When to use the present or the past perfect tense?
94293
Past perfect or simple past with 'ago'?
23177
Tense change: previous actions on something that's currently true
118206
Simple past vs. past perfect
35695
Past perfect or past simple with before
121795
What is the difference between 'past' and 'present perfect;?
147870
can we use past simple with for the past two days
53495
Why is 'present perfect' present if it happened in the past? And why is it 'perfect'?
49025
Can the past simple or the present perfect fit in this example with yet
49506
Can I use a present-tense verb when writing about a past event?