1. Sally WAS EATING (eat) dinner last night when someone KNOCED ( knock) on the door.

2. I began to study at seven last night. Fred CAME (come) at seven thirty.I WAS STUDYING (study) when Fred CAME (come).

3. While I WAS STUYING (study) last night, Fred DROPPED BY drop by) to visit me.

4. My roommate’s parents CALLED (call) him last night while he WAS WATCHING (watch) TV.

5. My mother called me around five. My husband came home a little after five. When he CAME (come) home, I WAS TALKING (talk) to my mother on the phone.

6. Yesterday Tom and Janice WENT (go) to the zoo around one. They SAW (see) many kinds of animals. They stayed at the zoo for two hours. While they WERE WALKING (walk) home, it BEGAN (begin) to rain, so they STPPED (stop) at a small cafe and HAD (have) a cup of coffee.

7. Yesterday afternoon I WENT (go) to visit the Parker family. When I GOT (get) there around two o’clock, Mrs. Parker WAS (be) in the yard. She WAS PLANTING (plant) flowers in her garden. Mr. Parker WAS (be) in the garage. He WAS WORKING (work) on their car. He WAS CHANGING (change) the oil.