Simple Vs Complete SubjectSet 16

1Two skiers crisscross the snowy hill.What is the complete subject?
2What is the simple subject?All of the doctors, including Dr. Stone, were at the luncheon yesterday evening.
3What is the SIMPLE subject of this sentence? The man with the limp walked with a cane.
4What is the complete subject in the following sentence? "Stacy's class was having a contest to see who could read the most books during the school year."
5Identify the simple sentence: 'She runs every day.'