Joke Collection Website - Bulletin headlines - When the antecedent is a person, what guiding words can be used to guide the attributive clause, and when can they be omitted?

When the antecedent is a person, what guiding words can be used to guide the attributive clause, and when can they be omitted?

When the antecedent is person, the introductory word is usually who, such as:

The people who understand English can get a job here.

When the introductory word is in In an attributive clause, it can be omitted when it is equivalent to an object.

The little girl (who) everybody loves is from USA.

(can be omitted)

The little girl who loves everybody is from USA. (can’t be omitted) Omitted)