(
课件网) Unit 3 Fit for life Grammar and usage Present perfect continuous tense Language focus 1.自我封闭 2.装备有… 3.穿衣服 4.取得进步 5.抓握 6.有做…的能力 7.另外 8.感激 9.据估计 10.反馈 11.得到专利 withdraw into oneself be equipped with get dressed make progress hold on to be capable of in addition be grateful for It is estimated that … feed back take out a patent Before haing the new robotic hand The girl began to _____ after losing her right hand in a car accident two years ago. The old artificial hand could not help her because_____ . With the new robotic hand The girl can _____ and hold on to small things. The new robotic hand is capable of _____ The new robotic hand looks very lifelike with _____ Over the past three months The girl has rediscovered old hobbies. The girl has become more _____ withdraw into herself she could not do simple things like getting dressed move her individual fingers feeling varying degrees of pressure special rubber used on the outside confident and outgoing 1. Read the passage in Part A on Page 34, and pick out the sentences in present perfect continuous tense. Exploring the rules Scientists have been making great progress in robotic technology in recent years, … Over the past three months I have been testing out the limits of what I can do with my new hand, … …, I have been cooking for my family again since I got my new hand. The boy _____ (eat) since five minutes ago. has been eating The boy started eating five minutes ago. He is still eating now. Exploring the rules The man _____ (work) in the field for half an hour. has been working The man started working in the field half an hour ago. He is still working now. I have been learning English since I was 8 years old and I still love it. 我从八岁起就开始学英语了，现在仍然很爱它。 You have been making progress and I am proud of you! 你一直在进步，我真为你感到骄傲。 The little boy has been struggling to be attentive, but can’t help falling asleep. 小朋友一直努力在集中注意力，但还是情不自禁睡着了。 It has been raining these days. 这些天一直在下雨。 2. I have been learning English since I was 8 years old and I still love it. 3. You have been making progress and I am proud of you! 4. The little boy has been struggling to be attentive, but can’t help falling asleep. 1. It has been raining these days. 表示动作从过去某一时间开始，一直持续到现在，或者刚刚终止，但可能仍然要继续下去。 “Working out the rules” on Page 34. 1. We use the present perfect continuous tense to talk about an action that started in the past and is still continuing now, or an action that has just finished but is still connected with (1) _____ in some way. the present Working out the rules 1.现在完成进行时的定义 构成: have/has + been + doing 肯定句: I have been working. She has been working. 否定句: I have not been working. She has not been working. 2.现在完成进行时的构成 疑问句: Have I been working Has she been working The verb form ... ...
