[Q]: How does the sentence end?

Justin had a sun burn on their skin but not Lawrence because

[A]: Justin exposed them self to the sun.

[Q]: How does the sentence end?

Kai looked at a ring and a watch before proposing marriage to his significant other, in the end he bought the

[A]: watch as it is practical.

[Q]: How does the sentence end?

Rebecca was a good receptionist, unlike Kayla, since

[A]:
Rebecca has good customer service skills to fulfill her job.