Past participle - learned or learnt?
122849
When do you use “learnt” and when “learned”?
106871
Function of participle
73018
To tell about a guess about a case in the past, why use "would+have+past participle" instead of "must+have+past participle?
49506
Can I use a present-tense verb when writing about a past event?
104245
did + present tense (or ) Past tense of the verb
1030
"Now is the time" followed by past tense verb
24085
Past tense or present tense to describe something that 'happened in the past' but is still true?
66188
Mixing past tenses in the same sentence
60477
Is the past tense correct in "Did you know Fred was a doctor?"
119517
What's the difference between the simple past tense and the present perfect?
68459
to be + past participle
11703
"Heard me [infinitive]" vs. "heard me [present participle]"
28671
Is it correct to use two present participles sequentially?
57204
present perfect vs past perfect
71768
learn how to [verb] vs. learn to [verb]
40839
Difference between Present Perfect and Past Simple ( I am not a beginner )
100002
Past Simple vs. Present Perfect