Indefinite pronouns

Front

One of my sisters (is, are) going on a trip to France.

Back

is

Front

Every one of those books (is, are) fiction.

Back

is

Front

Nobody (know, knows) the trouble I've seen.

Back

knows

Front

Each football player (was/were) issued a helmet.

Back

was

Front

None of the marbles (belongs, belong) to Geraldine.

Back

belong

Front

Nobody (wishes/wish) to argue with a rattlesnake.

Back

wishes

Front

Only one of these dogs bites without provocation.

Back

bites

Front

All the cake (is/are) gone.

Back

is

Front

All pieces of cake (is/are) gone.

Back

are

Front

Most listeners (understands, understand) the speaker's purpose.

Back

understand