Neither Amy nor Jim and I （ ） his colleagues.
（A）are
（B）am
（C）is
（D）was
Not only the children but also their father （ ） in town.
（A）is
（B）were
（C）are
（D）have been
Mayor as well as volunteer workers （ ） the newly - built stadium.
（A）is cleaning
（B）are cleaning
（C）were cleaning
（D）have cleaned
