i heard ----was very clever a.son of mrs green b.this son of mrs green'si heard ----was very clever a.the son of Mrs green b.this son of Mrs green's 为什么选b?我不明白的是为什么用this而不用the
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i heard ----was very clever a.son of mrs green b.this son of mrs green'si heard ----was very clever a.the son of Mrs green b.this son of Mrs green's 为什么选b?我不明白的是为什么用this而不用the
i heard ----was very clever a.son of mrs green b.this son of mrs green's
i heard ----was very clever a.the son of Mrs green b.this son of Mrs green's 为什么选b?
我不明白的是为什么用this而不用the
i heard ----was very clever a.son of mrs green b.this son of mrs green'si heard ----was very clever a.the son of Mrs green b.this son of Mrs green's 为什么选b?我不明白的是为什么用this而不用the
I heard ----was very clever
A.the son of Mrs green
B.this son of Mrs green's
I heard this son of Mrs Green's was very clever
我听说格林太太的这个儿子非常聪明
（是双重所有格）
物主代词不可与 a,an,this,that,these,those,some,any,several,no,each,every,such,another,which等词一起前置,修饰一个名词,而必须用双重所有格. 构成形式：“of+名词‘所有格或者名词性物主代词”
a,an,this,that +名词+of +名词性物主代词.如： a friend of mine. each brother of his. 1.双重所有格是由非生物的所有格(即of+名词)与生物的所有格(如mother's,Tom's等)共同构成的. 2.双重所有格的形式可为名词+of+名词的所有格,其中of后面的生物的所有格之后的名词被省略;也可为名词+of+所有代名词. Tom,Mike,and Mary were classmates of Stephen's. 汤姆,迈克和玛丽是史迪文的同学. 在生物的所有格Stephen's之后,省略了名词classmates,生物的所有格所代表的同学的数量超过此文提到过的三人. Mr.Green and Mr.Brown are neighbors of mine. 格林先生和布朗先生是我的邻居. of之后的所有代名词=所有形容词my+名词neighbors,它所代表的邻居的数量超过此文提到过的两人. 3.双重所有格多由a,an,this,that,these,those,any,some,each,every,many,more,most,either,neither,no,much,another,several,enough,such,one,two等冠词、指示形容词、不定形容词、数量词或疑问形容词which+名词+of+名词的所有格或所有代名词构成. He is a teacher of my sister's. 他是我妹妹的一位老师. A friend of hers has gone to London. 她的一位朋友去了伦敦. This tool of his is useful. 他的这个工具很有用. It's no business of yours. 这不关你的事. That great idea of David's brought us a lot of trouble. 戴维的那个好主意给我们带来了很多麻烦. Which novel of Dicken's are you reading? 你在读狄更斯的哪一本小说?