Usage of have and had
47662
Present perfect for past action with present effect
66576
Use "got" or "have got"?
105201
" could " vs. " could have "
63068
Question about reduced relative clauses: Can "having..." mean both "which had... " and "which have..."?
557
Should I use the past tense with did?
137281
"Has" or "Have" with "Each"?
92969
"got" vs. "have got"
89201
"had" versus "had had" :if I "had had" money, I would have bought this car
109854
“have despatched...yesterday” vs. “despatched … yesterday”
119136
"done" vs "have done"
136798
Plural followed by singular - "have" or "has"?
1923
Using "we have" in maths papers
127529
Correct use of "is having"
43527
Should "neither/either" be followed by "have" or "has"?
38551
Usage of "would" and "will"
90495
Have lived vs. Have been living
73018
To tell about a guess about a case in the past, why use "would+have+past participle" instead of "must+have+past participle?