Verb agreement for something that was discussed in the past, while the issue still exists in the present
89680
Present tense in Flashback story for something that is still true now?
114784
Gerunds:Having+past participle and being+past participle
99870
Which tense to use in an academic paper when referring to past research?
20928
Present Perfect with the word "ago"?
23177
Tense change: previous actions on something that's currently true
53495
Why is 'present perfect' present if it happened in the past? And why is it 'perfect'?
129248
In the tense of present perfect, Are 'recent past' and 'hot news' the same?
6542
Dilemma: Present Perfect Or Perfect Continuous?
3233
When to use the present or the past perfect tense?
21925
Why do people sometimes use the past perfect form of a verb when the past would suffice? (e.g. "you had mentioned")
80099
Can a present participle follow a subject?
29122
"It is to be discussed", what is the infinitive doing in this sentence?
57204
present perfect vs past perfect
137339
"Has/Have/Had" as a main verb and auxiliary verb
1863
How do the tens­es and as­pects in English cor­re­spond tem­po­ral­ly to one an­oth­er?
58714
Simple Past vs. Present Perfect: "was" vs. "has been"
44449
What is the name for the grammatical figure, where the present tense is substituted for a past event?