1. A contract was cancelled by them.2. A discount has been given by company.3. The deadline was missed by them.4. Some improvements were recommended by them.5. Sea water is pumping on the green house roof by them.6. Award of €65mln to the company researching the most promising micro nano scale technology was announced by the government.7. Research studies and preliminary analysis are normally produced by us.8. Ancient paper entirely of rags was made by them; Modern paper from wood pulp which is a faster and cheaper alternative was made by us.9. The longest bridge in the world was designed by us.10. The speakers were dented by somebody .11. The cover of the plug was cracked by them.12. The manual was tored by someone.13. Sputnik was launced on the 5th October 1957 by the Russians.14. launched Galileo, a global navigation satellite was launched by the Europeans.15. Our office computers were attacked two hours ago by a virus .