Answer:
I think
A comma is needed in this sentence after the word "but" to separate the two independent clause
I don't see the question lol.
Explanation:
The answer to your question is reserved words. your welcome.
The past perfect refers to a time earlier than before now. It is used to make it clear that one event happened before another in the past. It does not matter which event is mentioned first - the tense makes it clear which one happened first.
