83%
Complete the alien commander's travel log by choosing the right possessives.
"The humans believe this solar system is _________________________, but we have other plans."
"Earth will be _________________________ new summer vacation spot."
"As for Mars, Commander Zog, that dusty red rock is entirely _________________________."
"The humans believe this solar system is theirs, but we have other plans."
The possessive pronoun "theirs" stands alone and replaces "their solar system."
"Earth will be our new summer vacation spot."
The possessive adjective "our" modifies the noun phrase "new summer vacation spot."
"As for Mars, Commander Zog, that dusty red rock is entirely yours."
The possessive pronoun "yours" stands alone at the end of the sentence to show the rock belongs to Zog.