Write the plural of the following nouns.

Tree, bird, insect, cricket, grasshopper, wing, stick, stone, flower,
meadow, pasture, grove, worm, bug, cow, eagle, hawk, wren, plough,
shovel.

When a singular noun ends in the sound of _s, x, z, sh_, or _ch_, it is not
easy to add the sound of _s_, so _es_ is added to make another syllable.

Write the plural of the following nouns.

Guess, box, topaz, lash, birch, compass, fox, waltz, sash, bench, gas,
tax, adz, brush, arch.

Many nouns ending in _o_ preceded by a consonant form the plural by adding
_es_ without increasing the number of syllables.

Write the plural of the following nouns.

Hero, cargo, negro, potato, echo, volcano, mosquito, motto.

Common nouns ending in _y_ preceded by a consonant form the plural by
changing _y_ into _i_ and adding _es_ without increasing the number of
syllables.

Write the plural of the following nouns.

Lady, balcony, family, city, country, daisy, fairy, cherry, study, sky.

Some nouns ending in _f_ and _fe_ form the plural by changing _f_ or _fe_