Нужно вставить подходящий глагол to be
1.Ann...our Chief Accountant
2.I...a Managing Director
3.Nick...their Advertising Manager
4.They...Marketing Managers
5.Every fourth Australian...an immigrant
6.Dick and Peter...teenagers
7.Peter and Johan...from Germany
8.It...their order for telephone equipment
9....they from Australia?
10.Their offices...in the center of the city
11.We... in the conference room now
12.Her English...really very good