backshifting of tenses (optional back shifting)
57204
present perfect vs past perfect
47662
Present perfect for past action with present effect
100179
Tense matching problems, e.g.: “I found out Pat is/was male”
136402
past tense and/or conditional
157375
Had been/have been... tenses agreement
66188
Mixing past tenses in the same sentence
55521
Mixing tenses in past tense fiction
77813
Using perfect constructions after "since"
89680
Present tense in Flashback story for something that is still true now?
116929
Past Simple vs. Past Progressive
31573
Advanced rules for shortening relative clauses with a participle?
72419
Usage of past tenses with "wish"
45224
Inversion + past tense
46667
Inversion with a prepositional phrase
147870
can we use past simple with for the past two days
49025
Can the past simple or the present perfect fit in this example with yet
63857
Repeating "to" and "will" in enumerations of verbs