You drop the s. The singular is keyboard.
Yes, the noun 'make believe' is a singular uncountablenoun, it has no plural form.
The singular noun is Tanya.
The 'number' of a noun is singular, plural, or uncountable.Example:Would you like an apple in your lunch? (singular)I bought a bushel of apples at the market. (plural)I can make applesauce with some of them. (uncountable)
The possessive form for the singular noun speed is speed's.Example: This device will measure your speed's velocity.
The word turkey is singular. The plural noun is turkeys.
Usually, you add an "s" to make a singular word plural.
Singular possessive nouns are formed by adding an apostrophe s ('s) to the end of a noun. Example:The boy has a hat. (boy = singular noun)Here is the boy's hat. (boy's = a possessive noun)
The noun change is a singular noun; the plural form is changes. Example sentence:I don't like the changes they made to this procedure.
'es is not used to make the word fox into a singular possessive noun, rather you should add 's to fox to do so. If you add the suffix -es to fox, it would then make the word plural, and if you add a ' to the end of foxes, it would make the word possessive. fox = singular noun fox's = singular possessive noun foxes = plural noun foxes' = plural possessive noun
The word 'mouse' is the singular noun.The plural noun is mice.
no
The singular form for the noun hours is hour; the singular possessive form is hour's.There are times that an hour's duration can seem like an eternity.