If you mean the Greek who was (purposefully and strategically) left behind with the Trojan Horse, than his name was Sinon (see-non). He is depicted in a Greek picture with green skin and orange hair. He was a good friend of Odysseus.
sinon
Helen
that was Odysseus and the battle of troy
They left behind the art of collumsl;and their demorcracy
Sinon
a single greek soldier
to stay behind or to be left
Greek Left was created in 1987.
Greek Left ended in 1992.
The past tense of "leave behind" is "left behind."
Notes Left Behind has 224 pages.
If you mean to say 'left behind' as in, "When I moved, my friends, school, and home were left behind" Then you could substitute, 'left behind' with 'remained in the past', and remove the word 'were'.