QUES: Continue writing.

Tanya's cars never lasted long, while Natalie's lasted years. 
+++++++++
ANS: Natalie always made sure to do basic maintenance like change the motor oil.


QUES: Continue writing.

The waiter could not cover the round tables with the square tablecloths because the 
+++++++++
ANS: tables were round.


QUES: Continue writing.

Because Brian took their car to the mechanic less frequently than Derrick, 
+++++++++
ANS: Brian had more car problems.


QUES: Continue writing.

Derrick lost weight more slowly than Robert because 
+++++++++
ANS:
Derrick only exercised about once a week.