QUES: Continue writing.

I prefer the dermatologist's treatments for acne rather than the over-the-counter treatments, because the 
+++++++++
ANS: dermatologist's treatments work fast.


QUES: Continue writing.

The battery on Samantha's laptop lasts longer than that of Patricia because 
+++++++++
ANS: Samantha battery is made with newer technology.


QUES: Continue writing.

Sue traditionally donated old clothes to her favorite charity but in recent years has just written them checks as the 
+++++++++
ANS: checks were better received.


QUES: Continue writing.

Checking out a book at the library was easy for Amy but not for Tanya because 
+++++++++
ANS:
Amy had a library card.