Although Natalie was a better cook than Emily, 
OPTIONS:
- Natalie was a disaster at baking a cake.
- Emily was a disaster at baking a cake.
Natalie was a disaster at baking a cake.

Sue poured the walnuts out of the bag onto the table until the 
OPTIONS:
- bag was covered.
- table was covered.
table was covered.

We declined to fly on the helicopter and took the plane instead, we were afraid to ride the 
OPTIONS:
- helicopter .
- plane .
helicopter .