ID: 22145192

高中英语 外研版(2019)选择性必修四 Unit 6 Space and beyond Using language 课件(共43张,内嵌视频)

日期:2025-01-14 科目:英语 类型:高中课件 查看:73次 大小:30376531B 来源:二一课件通
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高中英语,beyond,内嵌,43张,课件,language
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(课件网) Unit 6 Space and beyond Using language Review: modals BY MICHELLE Grammar 01 Look at the sentences from the reading passage and answer the questions. a Millions watched that first lunar landing ... aware ... of the many things that could go wrong. b The world went into shock, most people having assumed that this space flight would be no more dangerous than travelling in an aeroplane. c I can remember that day so clearly, watching the take-off on TV at school, ... d The sacrifice of the Challenger calls to us, reminding us that we must continue to reach for the stars, ... Which sentence talks about ability Which sentence talks about possibility Which sentence talks about necessity c I can remember that day so clearly, watching the take-off on TV at school, ... a Millions watched that first lunar landing ... aware ... of the many things that could go wrong. d The sacrifice of the Challenger calls to us, reminding us that we must continue to reach for the stars, ... Which sentence talks about prediction What other modals do you know What do they indicate b The world went into shock, most people having assumed that this space flight would be no more dangerous than travelling in an aeroplane. Will, may, might, have to, shall, should, ought to, need, dare... Now look for more sentences with modals in the reading passage. 1. With the eyes of students across the nation upon her, she might have inspired an entirely new generation of astronauts and space scientists. 2. But there was never any doubt that manned flights would continue, and on 29 September 1988, the space shuttle programme resumed with the successful launch of Discovery. 3. The memory of those seven will live forever, written in the stars, inspiring us to join them in humanity's greatest journey of exploration and discovery. 4. The sacrifice of the Challenger calls to us, reminding us that we must continue to reach for the stars, no matter how distant they might seem. Review modals 情态动词 情态动词主要用来表明说话者的情感、态度和语气。情态动词不能单独作谓语,需要和实义动词原形一起构成谓语。 We can be there on time tomorrow. May I have your name Shall we begin now 情态动词的特点 情态动词无人称和数的变化,情态动词后面跟的动词需用原形,否定式构成是在情态动词后面加“not”。个别情态动词有现在式和过去式两种形式,过去式可以用来表达更加客气、委婉的语气,时态性不强,可用于过去,现在或将来。 用法 请求/ 许可 可能/ 推测 义务/ 职责 意图/ 打算 意愿/ 愿意 意志/ 决心 才能/ 能力 can/could √ √ √ may/might √ √ shall/should √ √ √ √ √ √ will/would √ √ √ √ √ must √ √ ought to √ √ 情态动词的基本语法功能 can,could 的用法 表能力,有“能”、“会”、“能够”的意思 — Can you drive a car   — Yes, I can. 表允许,在口语中代替 may,有“可以”的意思   Can I use your bike   表示可能性,常用于否定句和疑问句 Can it be true     Today is Sunday. He can’t be at school. 过去式 could 表示的语气更加委婉、客气   Could I come to see you tomo ... ...

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