人教版高中英语选修六unit5thepowerofnaturesectionⅳ课件

人教版高中英语选修六unit5thepowerofnaturesectionⅳ课件内容摘要：

train was caught in heavy snow, thus causing the delay. ＝ The train was caught in heavy snow and caused the delay. 火车遇上了大雪，因此造成了耽搁。 [考题印证 4] More highways have been built in China, ________ it much easier for people to travel from one place to another. A． making B． made C． to make D． having made 解析： 选。 考查非谓语动词。 句意：中国又建了一些高速公路，这使得人们从一个地方到另一个地方旅行更容易了。 making 是现在分词，在句中作结果状语。 不定式表示偶然性很强或意想不到的结果，所以 C项不合题意。 A 三、使用动词 ing形式需注意的几个问题 1．动词 ing形式作状语时，其逻辑主语必须与句子的 主语一致。 如果不一致，必须用独立主格结构来表示，也就是在分词前面加上它的逻辑主语。 My wife had a long talk with Sally, explaining why she didn39。 t want the children to play together. 我妻子与莎莉谈了很长时间，解释她为什么不想让孩子们在一起玩。 (explaining是句子主语 my wife做出的动作，它们之间是主动关系，即 explaining的逻辑主语就是句子的主语 my wife。 ) The train having gone, we had to wait another day.(the train逻辑主语＋ having gone为独立主格结构 ) 火车已离开，我们只好再等一天。 2．动词 ing形式作状语时，前面可以加上连词或介词，但 是分词短语和句子之间不能用并列连词 (如 but, and)，因为并列连词连接的是两个并列成分，而分词短语只是全句的一个状语部分。 分词和主句之间可用逗号。 Having been told many times, but he still couldn39。 t understand it.( ) Having been told many times, he still couldn39。 t understand it.(√) 已给他讲了许多遍，但他还是不理解它。 3．在英语中，有些表示说话人态度的分词结构已成为固定 用语，不遵循其逻辑主语与句子一致的原则。 这些短语常见的有： generally speaking 总的来说 judging from/by ... 根据 „„ 判断 speaking of 说到 „„ talking of 谈到 „„ frankly speaking 坦白地说 considering .../taking ...into consideration 考虑到 „„ providing 如果 supposing 即使；如果 seeing ... 考虑到 „„ Talking of the worl。