In grammar, a clause is a word or group of words ordinarily consisting of a subject and a predicate, although in some languages and some types of clauses, the subject may not appear explicitly as a noun phrase. It may instead be marked on the verb (this is especially common in null subject languages.) The most basic kind of sentence consists of a single clause; more complicated sentences may contain multiple clauses. Indeed, it's possible for one clause to contain another. Clauses are often con… (More on Clause)