sont

third-person plural present indicative of être

les

• Article

  1. plural of le: the
  2. plural of la: the

• Pron

monstres

plural of monstre

envoyés

masculine plural of envoyé

Terre

the Earth (planet)

le

• Article

  1. the (definite article)
  2. Used before abstract nouns; not translated in English.
  3. Used before the names of most countries, many subnational regions, and other geographical names including names of lakes and streets; not translated into English in most cases.
  4. the; my, your, etc.
  5. a, an, per
  6. on

• Pron

corps

1. body
2. field (in abstract algebra)
3. corps

sur

• Prep

  1. on, upon
  2. on top of
  3. from on top of
  4. above
  5. out of
  6. in the case of
  7. about, concerning
  8. (informal) in (a place)

• Adj