It depends on the meaning. When referring to a flexible pipe for conveying water or other liquids, the plural is hoses.
When referring to the old-fashioned word meaning leg-covering, the plural is hose(archaic hosen). This sense is still used in some American English terms such as panty-hose (derived from German Hose)
Fire-fighter's hoses is the plural of fire-fighter's hose
That would be "Hoses".
"Garden" in not gender specific in Englisg; it does not have a masculine or feminine form. While romance languages such as Spanish, French and Latin have a great number of gender specific terms, English has very few, and even these are going by the wayside from disuse, such as "actor" and "actress".
Bridges is the plural form of bridge.
"Beliefs" does not have a plural form, as it is already plural. Beliefs is the plural form of belief.
There is no plural form for the word, countries. This word itself is a plural.
"Groceries" is the plural form of "grocery."
The plural form of "meter" is "meters."
The plural form for the noun sergeant is sergeants; the plural possessive form is sergeants'.
It has no plural form.
The plural form of rung is rungs.
The plural form of mouth is mouths. The plural form of month is months. The Mounth is a range of hills in Scotland and does not have a plural form.