Plural of nouns : general nouns; end s, ss, ch, x

In general nouns form their plural by adding " s"

Examples: Girl - girls

                  Table - tables

                  A tree - trees

Nouns end by: s, ss, ch, sh, x form their plurals by adding "es"

e.g.: Bus - buses

        Bush - bushes

        Glass - glasses    

        Box - boxes

       Church - churches.