English plural nouns

Front

One __________________.

Back

phenomenon

Front

Many ___________________.

Back

phenomena

Front

One oasis, many _____________.

Back

oases

Front

One ____, many _____.

Back

diagnosis, diagnoses

Front

Singular of "data"

Back

datum

Front

One crisis, many _______________.

Back

crises

Front

Many _________, one ____________.

Back

criteria, criterion

Front

One __________.

Back

basis

Front

One ______________.

Back

bacterium

Front

Many _________________.

Back

analyses