Spelling rules in simple present

We add es to the verbs ending with ch, sh, x, o

• teach => teaches
• wash => washes
• kiss => kisses
• fix => fixes
• go => goes

When the verbs ends with constant+y, we drop y and add ies.

• fly => flies
• try => tries
• cry => cries
• study => studies
• carry => carries

We add s to all other verbs.

• Walks
• reads
• loves
• swims
• sits