1. Elena is saying that she goes to the country every weekend.
2. She has just told us that they have already built the recycling plant.
3. I remember that you have promised to send the invitations by 12 o'clock.
4. We thought they had to use new farming technologies.
5. Everyone knew that the conference started next Monday
6. They felt sure they could suggest an excellent solution to this problem.
7. From the latest reports we have learned that around 40000 African elephants are killed each year .
8. The manager didn't know that his boss had gone on business trip.
9. The seeds grew well because the farmers had dug the soil well .
10. Experts said that the effect of global warming would increase desert area
and raise sea levels.
