sentence: Ben needed to change the baby's diaper and bottle. However, the baby started to cry because it was hungry so he got the 
complete: bottle .

sentence: Robert has to stock up on diapers and wipes even though Ian doesn't because 
complete: Ian didn't just add a baby to their household.

sentence: Jeffreys journal was lost in the fire before Steven could arrive to help put it out.  
complete:
Jeffrey stood there and watched it burn.