Question

The boys don’t know if __________ going to enter the talent contest or not.

Choose the word or phrase that best completes the sentence.
A) their
B) there
C) they're
D) theyre

Answer 1

They boys do not know if they are going to enter the talent contest or not.
The contraction of "they are" is "they're".

The correct choice is C. They're.

Hope this helps =)

Answer 2

c) they're

They're = they are. There is an apostrophe in place of the a. Hope this helped :)