(
课件网) Unit 3 Fit for life Grammar and usage 译林版2020选择性必修第二册 Contents 1. Lead in 2. Exploring the rules 3. Working out the rules 4. Applying the rules 5. Language points 6. Summary 7. Assessment 8. Homework Learning objectives Identify the verb form of the present perfect continuous tense. Work out the general rules of the present perfect continuous tense. Use the right tenses to finish related tasks. Apply the present perfect continuous tense in new context. Lead in Lead in Is there anything special about this man He has an artifical limb. Lead in With the development of technology, a new type of limb has appeared. That is the robotic limb. Let’s watch a video about it. Exploring the rules Exploring the rules Before having the new robotic hand The girl began to (1)_____ after losing her right hand in a car accident two years ago. The old artificial hand couldn’t help her because (2)_____. With the new robotic hand The girl can (3)_____ and hold on to small things. The new robotic hand is capable of (4)_____. The new robotic hand looks very lifelike with (5)_____. Over the past three months The girl has rediscovered old hobbies. The girl has become more (6)_____. Read the personal account on page 34 and fill in the following table. Exploring the rules Before having the new robotic hand The girl began to (1)_____ after losing her right hand in a car accident two years ago. The old artificial hand couldn’t help her because (2)_____. With the new robotic hand The girl can (3)_____ and hold on to small things. The new robotic hand is capable of (4)_____ _____. The new robotic hand looks very lifelike with (5)_____ _____. Over the past three months The girl has rediscovered old hobbies. The girl has become more (6)_____. 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 Exploring the rules Read the passage again and underline the sentences using the present perfect continuous tense. After I lost my right hand in a car accident two years ago, I began to withdraw into myself, believing I would never be able to lead a normal life again. I was equipped with an artificial hand, but it did not feel like part of me. Even simple things like getting dressed were unbelievably difficult. Three months ago, however, all that changed when I was given the chance to test a new robotic hand. Scientists have been making great progress in robotic technology in recent years, and their work on robotic limbs has really changed my life. With my new hand, Ivan move my individual fingers and hold on to small things like pens and pencils. More amazingly, my robotic hand is capable of feeling varying degrees Exploring the rules Read the passage again and underline the sentences using the present perfect continuous tense. of pressure, just like a real hand. In addi ... ...
