agreement after prepositional phrase and expression of quantity

Nobody ........ when the process of glass-making was invented.

• know

• knows

• knowing

• known

Everybody ....... going to the theater to watch the concert.

• are

• were

• is

• go

Some of the movies in the cinema ....... very good

• are

• is

• was

• is not

The study of languages ..... very interesting

• are

• were

• is

• are not

The actress, along with her manager and some friends, ...... going to a party tonight

• are

• is

• are not

• were

The actress and her manager ........ to a party tonight

• is going

• were going

• are going

• is gone

The meeting of the members of the council ......... at 3:00 in the afternoon.

• began

• begining

• begin

• begins

The food for the guests at the party ...... on the long tables.

• are

• is

• were

• lay

  The rugs in the front rooms of the house ........ to be washed today.

• are going

• is going

• was going

• is gone

Some of the cake ......... eaten by my brother.

• have to

• has to

• have been

• has been