Past and Present Perfect tenses in a sentence. Sequence of events
66188
Mixing past tenses in the same sentence
90991
Adverbs + Present Perfect
91575
Past simple vs past perfect; British- vs American English
36071
Are these gerund sentences grammatically correct?
155516
Do I need to mention 'has' ( present perfect tense) twice when connecting the sentences with and?
48529
Is the following word order acceptable?
1030
"Now is the time" followed by past tense verb
122876
Simple past tense vs. perfect past tense
40839
Difference between Present Perfect and Past Simple ( I am not a beginner )
28026
Can we use "Now" (not until now or until then) in past tense sentences
66004
until + perfect present / present
41671
How many tenses are there in English?
65426
Difference between Simple Past and Past Perfect
128296
mixed tenses/tenses agreement
42961
Simple past or past perfect with "by" and years
23670
Present Perfect vs. Present Perfect Continuous
93831
Between Present Perfect and Simple Past, which tense indicates a finished action?