Story needs to be completed:
Steven was a professional athlete unlike Ian so

My choice:
Steven would always win the games when they played each other.

Story needs to be completed:
Ian began to test Ryan on various elements in the periodic table, because

My choice:
Ryan had a test coming up.

Story needs to be completed:
Sarah did not want to wash her lace handkerchief in the washing machine because the

My choice:
handkerchief is too delicate.

Story needs to be completed:
Erin cook for Laura all the time, because

My choice:
Erin is such a great food cooker.