1 = I don't think the mail has arrived yet.
2 = Nobody has bought him a present yet. (?)
3 = We have been here for forty minutes already.
Lol I hope this helps- About the second one, I didn't know whether or not it was correct, but I think all the others are!
Quotes, punctuation or descriptive words depending on the situation. (idk if this will help, need more context to fully understand the question)
Similarly best introduces a comparison
Answer:
B
Explanation:
i am big brain you welcome :D
Answer:
I believe its A
Explanation:
because congregate means to gather into a crowd or mass.