The plural of action is actions.
Actions is the plural of action
The plural form for activity is "activities." For instance, "During the summer, I participate in many activities such as swimming, running, and kayaking."Like many other nouns ending in "-ity", the plural form drops the "y" and adds "-ies." For example, scarcity becomes "scarcities" when referring to more than one.The plural form of activity is activities.
What an interesting question. Odds is a plural noun that has no singular form. The word "probability" could be used as a noun where a singular form is required. For example: What are the odds of a our surviving this action, Mr. Spok? What is the probability of our surviving this action, Mr. Spok?
The word "policy" is singular. It refers to a guiding principle or course of action. Plural form of "policy" is "policies".
The form toys' is the plural possessive form of the singular noun toy.Example: The toys' box is full to the brim.The possessive form of the singular noun toy is toy's.Example: The toy's action made the baby smile.
The basic idea is: When the doer of the action in a sentence is one person or one entity, and the correct form of the action word is singular, then you have a singular subject.John plays the piano. John is the one person doing the action, and plays is the 3rd person singular form of the verb to play. John is the singular subject.The students play in a band. The subject is The students, and play is the 3rd person plural form of the verb to play.Antelope are beautiful ruminant animals.The plural of antelope can be antelope or antelopes. In this case, the verb form is plural. So the subject is plural, not singular.
Bridges is the plural form of bridge.
"Groceries" is the plural form of "grocery."
There is no plural form for the word, countries. This word itself is a plural.
"Beliefs" does not have a plural form, as it is already plural. Beliefs is the plural form of belief.
The plural form of "meter" is "meters."
The plural form for the noun sergeant is sergeants; the plural possessive form is sergeants'.