1、 定語從句中的名詞已由關(guān)系代詞取代，再用代詞則是多余的。如：She bought the book (that) she had first asked for it.I have seen the girl (whom) you are talking of her.
2、 用不定式作定語時(shí)，如果其邏輯賓語或介詞賓語就是被修飾的名詞詞組，后面再用代詞是多余的。如：The tea is too hot to drink it.He is a good comrade to work with him.
3、 在“形容詞 + 不定式”句型中，如果不定式的邏輯賓語或介詞賓語就是句子的主語，再用代詞作賓語或介詞賓語則是多余的。如：This question is too difficult to answer it.The house is nice to live in it. (from www.nmet168.com)
4、 在“連詞 + 分詞 / 名詞 / 形容詞 / 副詞 / 介詞詞組”結(jié)構(gòu)中，加上代詞作主語是多余的。如：He took notes while he reading.If it heated, ice turns to water.
2、 用不定式作定語時(shí)，如果其邏輯賓語或介詞賓語就是被修飾的名詞詞組，后面再用代詞是多余的。如：The tea is too hot to drink it.He is a good comrade to work with him.
3、 在“形容詞 + 不定式”句型中，如果不定式的邏輯賓語或介詞賓語就是句子的主語，再用代詞作賓語或介詞賓語則是多余的。如：This question is too difficult to answer it.The house is nice to live in it. (from www.nmet168.com)
4、 在“連詞 + 分詞 / 名詞 / 形容詞 / 副詞 / 介詞詞組”結(jié)構(gòu)中，加上代詞作主語是多余的。如：He took notes while he reading.If it heated, ice turns to water.