Right: Wrong:

The SIMPLE PAST or the PAST PROGRESSIVE

At 7:00 p.m., Bill sat down at the table and began to eat dinner. At 7:05, Bill 1._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking dinner. While Bill 2._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking dinner, Mary 3._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking home. In other words, when Mary 4._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking home, Bill 5._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking dinner. Bill went to bed at 10:30. At 11:00 Bill 6._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking. While Bill 7._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking the phone 8._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking. In other words, when the phone 9._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking Bill 10._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking.The next morning, Bill left his house at 8:00 a.m. and 11._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking to walk to class. While he 12._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking to class, he 13._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking Mr. Simms. When he 14._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking Mr. Simms, he 15._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking in his front yard. He 16._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking leaves. Mr. Simms 17._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking at Bob when he 18._____was walkingcamewas eatingwas sleeping beganrang wavedwas workingsawwas raking him.