29. As we all know, the 2012 Olympic Games ______ in London, which is an ancient city.
I wish for a family____________my parents are treating me like a friend.
---When shall we have a talk?--- This Saturday evening, if it ___________you.
Peter, together with his parents_________every Sunday.
It was not until everybody was present __________the party started.
If I had tried my best last term, I ________more progress then.