Reformulated question:
In my grammar book, it says that you can sometimes use either the simple past or the past perfect when words like “before” or “after” are in the sentence, for example:
But what if “before” is only an adverb at the end of the sentence, like in:
Does the same rule apply?
Explanation (1)
Student Explanation
May 7, 2026
Hello LynxInoubliable3386,
Yes, the same rule can apply.
For example, the alien had landed here before.
https://www.alloprof.qc.ca/fr/eleves/bv/anglais/past-perfect-0-a2440
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