Singular:
* Each of the students received a certificate. (Refers to individual students)
* Each had a different opinion about the movie. (Refers to individuals in a group)
* Each was responsible for their own project. (Refers to individuals with a shared responsibility)
Plural:
* Each of the teams played their best. (Refers to individual teams)
* We gave each a chance to speak. (Refers to individuals in a group)
* Each of us needs to take a turn. (Refers to individuals within a collective "us")
Note:
* "Each" is always singular, even when referring to a group. This is because it focuses on individual members of the group.
* "Each" can be used with "of" to clarify the group being referred to.
* "Each" can also be used as an adjective, but the examples above demonstrate its use as a pronoun.
Let me know if you'd like more examples or have any further questions!