高考英语总复习 第2部分 语法专项突破 第7讲 名词性从句课件 重庆大学版

[易错警示] whether 与 if 引导主语从句的区别
主语从句位于主句谓语动词前， 表“是否” , 只能用 whether, 不可用 if 引导； 若用 it 作形式主语， 则 if 与 whether 可互换。
Whether we can have clean drinking water lies in what effective measures will be taken by the government about water pollution. 我们能否有干净的饮用水依赖于政府将采取什么样的有 效的措施处理水污染问题。 It remains to be seen whether or not this idea can be put into practice. 这一想法能否付诸实践还有待观察。
It’s no surprise that our team has won the game. 我们队获胜一点都不令人吃惊。 It is decided that the meeting has been put off till next Monday. 会议被推迟到下周一召开已经定下来了。
宾词语单从数句变复
第二部分 第七讲
第七讲 名词性从句
主词语单从数句变复
1．引导主语从句的连接词： 连接词 that, whether; 连接 代词 what, who, whose, whatever, whichever, whoever 等； 连接副词 when, where, why, how。 (2014·陕西高考语法和词汇知识)When the delayed flight will take off depends much on the weather. 延迟的飞机何时起飞在很大程度上取决于天气。
2．it 作形式宾语的宾语从句。 (1)一些动词后的宾语从句有宾语补足语时， 则需要用 it 作形式宾语， 而将 that 引导的宾语从句后置。 常见的这 类 动 词 有 ： find, feel, think, consider, believe, guess, suppose, make 等。 He has made it clear that the meeting will not be postponed. 他清楚地表明会议不会被推迟。
3．because, why 引导的表语从句。 because, why 也可引导表语从句， 但 because 引导的表语 从句，主语不能是 reason 或 cause(该结构常用 that 引导)。 常用于以下句型：
2．as if/as though 引导的表语从句。 as if/as though 引导的表语从句常跟在 be 动词，seem, look, taste, sound, feel, appear 等动词之后。 The thick smog covered the whole city. It was as if a great black blanket had been thrown over it. 厚重的烟雾覆盖着整个城市。 好像把一个厚厚的黑色的 毯子扔到它的上面。
2．主语从句一般放在句首， 但常用 it 作形式主语， 而 将主语从句移到句子的末尾。 常见的句型： (1)It＋be＋形容词(necessary/likely/important/certain 等) ＋that 从句 (2)It＋be＋名词(短语)(a pity/a shame/no wonder 等)＋ that 从句 (3)It＋be＋过去分词(said/told/reported/decided 等)＋that 从句 (4)It＋不及物动词(seem, appear, happen, matter 等)＋that 从句
表词语单从数句变复
1．引导表语从句的连接词： 连接词 that, whether; 连接 代词 what, who, whose, whatever, whichever, whoever 等； 连接副词 when, where, why, how, 从句用陈述语序。 Jerry did not regret giving the comment but felt that he could have expressed it differently. 杰里不后悔给出评论， 但是觉得自己本来可以用不同的 方式来表达的。
That they were in truth sisters was clear from the facial similarity between them. 从她们的面貌相似度就能清楚地看出是亲姐妹。
What struck me most in the movie was the father’s deep love for his son. 影片中最让我感动的是父亲对他儿子深厚的爱。
1．引导宾语从句的连接词： 连接词 that, whether, if; 连 接代词 what, who, whose, whatever, whichever, whoever 等； 连接副词 when, where, why, how, 从句用陈述语序。 We promise whoever attends the party a chance to have a photo taken with the movie star. 我们许诺， 任何参加这个聚会的人都有跟那个电影明星 合影的机会。
(2)动词 hate, like, dislike, appreciate, enjoy 等表示“喜欢” “厌恶” 的动词以及一些动词短语 see to, depend on, rely on 等常用 it 源自文库形式宾语， 而将宾语从句后置。 I shall see to it that he is taken good care of when you are absent. 你不在的时候， 我负责把他照顾好。