QUES: Continue writing.

The teacher taught Joel how to clean wood pallets but not Robert because 

OPTIONS:
- Joel didn't know how to do it.
- Robert didn't know how to do it.
+++++++++
ANS: Joel didn't know how to do it.


QUES: Continue writing.

Judging a good wine was easy for Ian but not Jeffrey because 

OPTIONS:
- Ian had a thorough knowledge of wines.
- Jeffrey had a thorough knowledge of wines.
+++++++++
ANS: Ian had a thorough knowledge of wines.


QUES: Continue writing.

It was difficult for Ryan but not Steven to take good notes because 

OPTIONS:
- Ryan could not hear the professor.
- Steven could not hear the professor.
+++++++++
ANS: Ryan could not hear the professor.


QUES: Continue writing.

Megan came over with special equipment and got rid of wasps from Elena's shed.  

OPTIONS:
- Megan was generous.
- Elena was generous.
+++++++++
ANS:
Megan was generous.