1、1/3 Unit 4 Stage and screen Using language 【教学【教学目标目标】 1. 掌握本课的重要词汇与句式； 2. 使学生能够了解并掌握现在分词作状语的用法，并在真实语境中运用。 【教学【教学重难点重难点】 使学生能够了解并掌握现在分词作状语的用法，并在真实语境中灵活运用。 【教学【教学过程过程】 Step 1 课前自学课前自学 一、知识梳理 Activity 1 1. Look at the sentences from the reading passage and answer the questions. a. Having seen quite a
2、few productions of Hamlet and read the play many times, I was full of confidence until the Peking Opera came to town! b. . seeing the main characters come on stage, I was surprised! (1) In sentence (a), who had seen quite a few productions of Hamlet and read the play many times? (Answer: I) In sente
3、nce (b), who saw the main characters come on stage? (Answer: I) (2) Is this structure used more often in spoken or written English? (Answer: Its used more often in written English.) 2. Compare them with the following sentences and answer the questions. c. Since I had seen quite a few productions of
4、Hamlet and read the play many times, I was full of confidence until the Peking Opera came to town! d. . when I saw the main characters come on stage, I was surprised! (3) What is the difference between the two groups of sentences? (Answer: The first group uses present participles as adverbial while
5、the second group uses adverbial clauses.) (4) Why does the author choose to use sentences (a) and (b) in the reading passage? (Answer: Because the sentences from the reading passage are more concise and formal.) Now look for more sentences with this structure in the reading passage. 2/3 二、主要用法精讲 现在分
6、词用作状语时，可以表示谓语动作发生的时间、原因、条件、让步、方式、 伴随、程度和结果。例如： 1)作时间状语 Seeing the police, he made a run for the exit. (一看到警察，他就朝出口奔去。 ） 2)作原因状语 Being well taken care of, she recovered soon. (由于受到了很好的照顾，她身体恢复得 很快。 ） 3)作条件状语 It will take you half an hour to get to the station allowing for traffic delays. (把路上的交 通延误算进
7、去，你要用半小时才能到车站。 ） 4)作让步状语 Granting this to be true, we cannot explain it. (虽然我们承认这是事实，却无法予以说 明。 ） 5)作方式状语 You gave me such a fright creeping up on me like that! (你那样不声不响地从后面过来， 吓了我一跳！) 6)作伴随状语 The little boy went upstairs, trailing his teddy bear behind him. (那个小男孩走上楼去， 身后拖着他的玩具熊。 ） 7)作程度状语 现在分词作程度状语
8、的用法有限，相当于程度副词，主要用于加强语气。 He was caught in the heavy rain and got his clothes soaking wet. (他淋了一场大雨，把 衣服全部弄湿了。 ） 8)作结果状语 The child fell, striking his head against the door and cutting it. (那孩子跌倒了，头碰在 门上磕破了。 ） Step 2 语法语法探究探究 （1）动词-ing 形式作时间、原国、条件、让步状语时多位于句首：作结果、伴随 状语时常位于句末。 （2）动词-ing 形式是非谓语动词的一种，它有自己的
9、时态。having done 是动词-ing 形式的完成时态，可以做状语：当该动词先于主句的谓语动词之前发生时，选择 having 3/3 done 的形式。 Step 3 自学检测自学检测 同义句转换 1. After we cleaned the rooms we began to clean up our dormitories. _ the rooms we began to clean up our dormitories. 2.Because he was ill, he couldnt book the flight. _, he couldnt book the flight.
10、 3. My car was caught in a traffic jam, which caused the delay. My car was caught in a traffic jam, _the delay. 4. When they heard their teachers voice, the pupils stopped talking at once. _, the pupils stopped talking at once. 5.If you work harder at English，you will make greater progress. _, you w
11、ill make greater progress. 6.Although he worked from morning till night, he still didnt get enough food. _, he still didnt get enough food. 7. He lay on the grass, and stared at the sky for a long time. He lay on the grass, _ 1用现在分词把句子补充完整； 2写出现在分词在每个句子中充当什么状语。 Step 4教师讲解教师讲解 1. 核对同学们自学检测的答案。 2. 根据课前自学内容，对现在分词作状语的相关知识进行更详细的补充说明。 3. 让学生把从课文中找到的句子写出，并分析现在分词在句子中所充当的成分。 Step 5小组合作学习小组合作学习 全班分为若干个小组并完成以下任务： 1. 完成课本第 41 页活动 2。 2. 限时活动：在课本 38、39 页的课文中找出更多包含现在分词做状语的句子。看 看哪个组找得又多又快又准。 Step 6Homework 完成课本 P41 活动 3。
