sentence: He tightened the lug nuts with the wrench but couldn't tighten the screws so the 
complete: lug nuts were tight.

sentence: Carrie knew that Megan enjoyed eating fruit, so she made a cobbler for dessert. 
complete: Megan was the guest of a dinner.

sentence: Measuring the gutters was a lot harder for the repairman than measuring the pieces of siding. The 
complete:
gutters likely have an awkward shape.