A relative clause can be used to give additional information about a noun. They are introduced by a relative pronoun like 'that', 'which', 'who', 'whose', 'where' and 'when'. For example: I won’t ...

An essential relative clause provides necessary, defining information about the noun. On the other hand, non‐ essential relative clauses provide additional, non‐necessary information about the noun.

More than four years ago, I replied to this tough grammar question by a member of Jose Carillo’s English Forum: “Do noun clauses grammatically functioning as subjects in a sentence follow the sequence ...

Last week, I replied to this tough grammar question by a member of Jose Carillo’s English Forum: “Do noun clauses grammatically functioning as subjects in a sentence follow the sequence-of-tenses rule ...