QUES: Continue writing.

Bill replaced his entire grass lawn for his house with new rock. The 
+++++++++
ANS: lawn was old.


QUES: Continue writing.

The shrimp didn't cook well on the grill, while the steak was perfect, since the 
+++++++++
ANS: shrimp was an improper food for this cooking method.


QUES: Continue writing.

The scene at the cafe was no longer fun for the girl, so she started hanging out at the library, because the 
+++++++++
ANS: library had an accepting crowd.


QUES: Continue writing.

Randy was capable of performing the surgery but Brett was not because 
+++++++++
ANS:
Randy had done it many times before.