21. To understand this entity, we need to go back to its origin.The lecture was meant to start to ten.
22. The lecture was meant to start to ten.
23. You can find a lot more information on university website.
24. United kingdom is constitutional monarchy and parliamentary democracy.
25. The teacher is there to help. So do ask if you don’t understand anything.
26. My health workers think that pensioners are too old too understand.
27. The lecture on child-psychology has been postponed to Friday.
28. The meeting will take place in the main auditorium.
29. Make sure you correctly sight all your sources.
30.. There are hundreds of clubs in society to choose from.