Input: Continue writing.

The professor preferred to demonstrate the problem on a chalkboard rather than a projector, because the 

Continued: chalkboard was more effective.


Input: Continue writing.

Natalie learned to use the computer in the 90's before Maria did. 

Continued: Maria recently learned how to investigate people in the latter days of computers.


Input: Continue writing.

John poured the entire cup of acid into the bowl on the counter until the 

Continued: cup was empty.


Input: Continue writing.

William noticed the cat meowing to be fed before Brian did, because 

Continued:
William had excellent hearing.