1. I am sitting in class right now. I was sitting in class at this exact same time yesterday.
2. I don't want to go to the zoo today because it is raining. The same thing happened yesterday. I didn't want to go to the zoo because it was raining.
3. I called Roger at nine last night, but he was not at home. He was studying at the library.
4. I didn't hear the thunder during the storm last night because I was sleeping.
5. It was beautiful yesterday when we went for a walk in the park. The sun shone a cool breeze blew The birds sang.
6. My brother and sister are arguing about something when I walked into the room.
7. I got a package in the mail When I was opening a surprise.
8. While Mrs. Emerson is reading the little boy a story, he falls asleep, so she closes the book and quietly tiptoes out of the room.
9. A: Why weren't you at the meeting?
B: I was waiting for an overseas call from my family.
10. A; Are you hearing what she just said?
B: No, I am not listening. I am thinking about something else.