4a. make up questions about pollution (ex. 2) for a “pollution quiz'. work in groups. think of the answers. 1. nature / millions of years ago? 2. waterborne diseases / in ancient rome? 3. cholera, typhoid / in the middle ages? 4. air pollution / in the 20th century? 5. acid rain / form? 6. air pollution / the entire ecosystem of the ocean? 7. ozone layer / deplete? 8. pesticides and herbicides / dangerous? 9. fossil fuels / habitats and rainforest?
2) One day the teacher (heard) me while I (was whispering) to Van.
3) Because of that, we both (had to) stay after school.
4) I (was going to complain) about such a severe punishment, but I (changed) my mind because staying late with a friend (was not ) so bad.
5) That afternoon, we ( stopped) talking.
6) As soon as I (broke up) with my old boyfriend, I (asked) Van out.
7) Aleesha (was moving) into the apartment next door when I (saw) her for the first time.
8) I (was sitting) on the front steps while she (was parking) a U-Haul in front of the apartment building.
9) As soon as she (jumped) out of the truck, I (thought), "I'm going to marry that woman".