发布于2013-10-20 08:19 最佳答案
I. it/one /that三者均用作代词, 指代前面提名词般说, it指代同名同物; one与that则指代同名异物
I have lost my umbrella; I'm looking for it. (该句it指前面my umbrella)
I have lost my umbrella; I think I must buy one. (one该句表泛指, my umbrella已经丢
The umbrella you bought is cheaper than that I bought. (替代词that该句特指the umbrella I bought, 区别the umbrella you bought
II. one与that虽指代同名异物, one泛指, 相于a/an+名词; that特指, 相于the +名词one所指代名词修饰语 a/an /some /any; that所指代名词修饰语往往the /this /that
A chair made of steel is stronger than one made of wood. (该句onea chair)
The water in the cup is hotter than that in the pot. (该句that the water)
III. one能代替数名词单数, 代替数名词复数用ones; that既代替数名词代替数名词单数, 代替数名词复数用 those
I like this pen more than that one. (one代替数名词单数pen)
There were a few young people and some older ones in the house. (ones代替数名词复数people)
Mary's handwriting is far better than that of Peter. (that代替数名词 handwriting)
These pictures are more beautiful than those. (those代替数名词复数 pictures)
IV. one既代替事物, 代替, that能代替事物能代替用the one或the ones代替that或those
The one /That on the table is mine. (该句The one代替事物, 并且用That)
He is the teacher, the one who is loved by the students. (该句the one代替, 能用that)
He advised the farmers to choose the best seed-heads, the ones /those that had the best color. (该句the ones代替事物, 并且用those)
V. one前置修饰语, 置修饰语或用修饰语 that前置修饰语, 置修饰语
Cook was a strict but good captain, one who took good care of his sailors.
The water in the well is cleaner than that in the river.
VI. it替代句定式或句等, 充形式主语或形式宾语one与that均
It is known to everybody that the moon travels around the earth once every month.
I found it hard to get on with her.
VII. it与that均替代文全句内容或部内容, one /ones则


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