Which is better? The protocol was signed last week after all punch list items were fixed up. or The protocol was signed last week after all punch list items had been fixed up.
Let us suppose we have such a sentence: John says Marry may have fallen ill. How should we change the sentence if we talk about the past? Is it correct? John said Marry might have fallen ...
I've found a sentence in which its tense sequence doesn't seem correct to me at all. Is it possible to use Present Perfect, as a first action, and Past Simple as a second action? For example, "Have ...