en_tn/ecc/03/21.md

Who knows whether the spirit...into the earth?

The writer is making a claim that animal do have a spirit. AT: "No one knows whether the spirit...into the earth." (See: rc://en/ta/man/translate/figs-rquestion)

there is nothing better for anyone than to

See how you translated this phrase in Ecclesiastes 3:12.

Who can bring...after him?

No one has raised any person or animal from the dead. AT: "No one can bring...after him." (See: rc://en/ta/man/translate/figs-rquestion)