Past perfect really needed
49302
before/after + past or past perfect
53495
Why is 'present perfect' present if it happened in the past? And why is it 'perfect'?
23177
Tense change: previous actions on something that's currently true
13828
Canonical Post #2: What is the perfect, and how should I use it?
141601
Past-tense verb + that clause: clause has to use past tense?
94293
Past perfect or simple past with 'ago'?
89680
Present tense in Flashback story for something that is still true now?
27613
Past Perfect Continuous/Past Perfect or?
128030
Past Simple or Present Perfect with "Never"?
21041
past simple or past perfect why
82982
past simple vs past perfect
14603
Is "must" ever grammatical as a past tense verb?
115591
When is "loved" a past participle and when is it simple past?
54114
When should one use the "recent past"? How much time should have passed?
90991
Adverbs + Present Perfect
63386
American dialects: Replacing the past-perfect participle with the simple-past form
131914
Using "recently" with past simple