Simple Present

Rules to add S to the third person singular

Verbs ending in y

When a verb ends in y immediately preceded by a consonant, the y is changed to ie before the ending s is added.

For example:

Study studies Fly fliesCarry carries

Verbs ending in y

When a verb ends in y immediately preceded by a vowel, the y is not changed before the ending s is added.

For example: Say says

enjoy enjoysbuy buys

Verbs ending in o

When a verb ends in o, the letter e is added before the s ending.

For example:

Do doesgo goes

Verbs ending in ch, s, sh, x or z:

When a verb ends in a sibilant sound such as ch, s, sh, x or z, the letter e is added before the s ending.

For example:

Pass passespush pushes

watch watches

Rest of the verbs

For the rest of the verbs just add S

For example:

work worksdream dreams

swim swims

The End