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1、21.1 Classification of the Attributive Clause,The Restrictive Attributive Clause The Non-restrictive Attributive Clause,1)The restrictive attributive clause,which is closely related to the antecedent,defines or limits the meaning of the antecedent.It is an inseparable part of the whole sentence,and
2、there is no comma between the antecedent and the clause.If the clause were cut out,the remaining parts would not make perfect sense.Nothing in the world is difficult for one who dares to scale the height.,2)The non-restrictive attributive clause does not define the antecedent,but merely provides som
3、e additional information about the antecedent,and usually there is a comma between the antecedent and the clause.If the non-restrictive attributive clause were cut out,the remaining parts would still make perfect sense.Comrade Lei Feng,who devoted all his life to serving the people,set a good exampl
4、e to us.,The non-restrictive attributive clause is generally used in the following three cases:(1)After proper nouns.He gave the book to Mary,who gave it to Tom.(2)After the names of unique celestial bodies.The sun,which gives light and heat to the earth,is actually a star.(3)After the two words“father”and“mother”.Mary has to look after her mother,who is seriously ill in bed.Compare:Mary has to look after her mother who is seriously ill in bed.,
