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定语从句 区别 例句 as 引导 非限 制性 定语 从句 as often happens 正如经常发生的那样 as has been said before正如以前所说的那样 as is mentioned above正如上面提到的 as is often the case 情况往往是这样 (2)which引导非限制性定语从句修饰前面整个句子时,常译为“这一点,这件事”等.which从句只能位于被修饰句子的后面。 ②They won the game, as we had expected. 正如我们所预料的一样,他们赢得了比赛。 ③The weather turned out to be very good，which was more than we could expect. 天气结果很好，这超出了我的想象。 1．(2017·高考山东卷)There is no simple answer，________ is often the case in science. A．as B．that C．when D．where A 2．(2017·高考安徽卷)Mo Yan was awarded the Nobel Prize for Literature in 2017，________ made one of the Chinese people’s longheld dreams come true. A．it B．that C．what D．which D 六、特殊定语从句 分隔式定语从句 插入式定语从句 省略式定语从句 介词＋关系副词 先行词与关系词分隔 关系代词与定语从句之间有插入语 介词＋关系代词＋不定式 from where/since when也可引导定语从句 ①The days are gone when physical strength was all you needed to make a living. 体力是你赖以生存的唯一手段的日子一去不复返了。 ②(2015·重庆一中高三模拟)To own a computer in families，which we thought was impossible twenty years ago，now becomes true.家里有台电脑，在20年前我们认为这是不可能的事，现在实现了。 ③We stood at the top of the hill，from where we can see the town.我们站在山顶上能看到全镇的景色。 ④The poor man has no house in which to live. ＝The poor man has no house(that/which) he can live in.这个可怜的人没有房子住。 温馨提示 在英语中，有许多从句，如主语从句、同位语从句以及强调句型与定语从句有许多相似之处。因此，命题人会利用这些相似性，设置一个特定语境，来考查考生对这些易混点的辨析能力。遇到这样的问题，我们的思路就是，抓住它们各自的特征，结合语境去判断到底属于何种句型或从句。 ①I have three cars，none of which is in good condition.(定语从句) ②I have three cars，but none of them is in good condition.(并列句) ③The suggestion that he came up with is practical.(定语从句, that在从句中充当宾语可省略) ④He gave me a suggestion that we should read aloud every morning.(同位语从句，that在从句中不作成分，但不可省略) (2017·高考重庆卷)We’ll reach the sales targets in a month ________we set at the beginning of the year. A．which | 
