Astronomical Apostrophes

Apostrophes are used for all of the following EXCEPT

• possession / ownership

• contractions

• making a word plural

He read his book while the computer did ______ job.

• it's

• its

• its'

The books that belong to the students

• The student's book's

• The students' books'

• The students' books

• The students books

Which contraction is INCORRECT?

• Doesn't

• You've

• We'ed

• I'll

We __________ talked about it before you gave up.

• should of
• should've
• shoulder

In American culture, it __________ considered polite to point at someone.

• isnt

• i'snt

• is'nt

• isn't

Given the sentence, which choice uses apostrophes correctly?

My friends are taking their exams in Mr. Aguons class.

• My friend's are taking their exam's in Mr. Aguon's class.

• My friends are taking their exam's in Mr. Aguon's class.

• My friends' are taking their exams' in Mr. Aguon's class.

• My friends are taking their exams in Mr. Aguon's class.

Which word is not a correctly written contraction?

• can't

• couldn't

• wouldn't

• willn't

Given the sentence, which choice uses apostrophes correctly?

Our Uncle Chris kids wont be going to the trip.

• Our Uncle Chri's kid's wont be going to the trip.

• Our Uncle Chris' kids won't be going to the trip.

• Our Uncle Chris's kids' won't be going to the trip.

• Our Uncle Chris's kids won't be going to the trip.

Which choice best represents the following phrase:

the bags of those students

• those student's bags

• those student's bag's

• those students' bags'

• those students' bags