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高中英语外研版 (2019)选择性必修 第四册Unit 6 Space and beyond一等奖课件ppt
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这是一份高中英语外研版 (2019)选择性必修 第四册Unit 6 Space and beyond一等奖课件ppt，共29页。PPT课件主要包含了contents，Homework，Grammar等内容，欢迎下载使用。
Grammar: Review mdals
Listening & speaking
Vcabulary building
Lk at the sentences frm the reading passage and answer the questins.
a Millins watched that first lunar landing ... aware ... f the many things that culd g wrng.b The wrld went int shck, mst peple having assumed that this space flight wuld be n mre dangerus than travelling in an aerplane.
c I can remember that day s clearly, watching the take-ff n TV at schl, The sacrifice f the Challenger calls t us, reminding us that we must cntinue t reach fr the stars, ...
1. Which sentence talks abut ability?
2. Which sentence talks abut pssibility?
3. Which sentence talks abut necessity?
4. Which sentence talks abut predictin?
5. What ther mdals d yu knw? What d they indicate?
1. can，culd 的用法 1）表能力，有“能”、“会”、“能够”的意思 — Can yu drive a car? — Yes, I can. 2）表允许，在口语中代替 may，有“可以”的意 思 Can I use yur bike?
情态动词表示说话人的各种态度，如允许、可能、能力、义务、意志、预测、必然、必要等。
can，culd 的用法3）表示可能性，常用于否定句和疑问句 Can it be true? Tday is Sunday. He can’t be at schl. 4）过去式 culd 表示的语气更加委婉、客气 Culd I cme t see yu tmrrw?
2. may, might 的用法①在陈述句中表示“允许”,在疑问句中表示“请求允许”，汉语可译为“可以”。有时 might 可以代替 may，这种用法的 might 并无时态意义，只是语气更加婉转。May I cme in?Yu may take anyne if yu like.Might I ask fr a pht f yur family?Yu might as well tell me what yu want t say.
2. may, might 的用法②表示推测，汉语可译为“可能”,用于肯定或否定句。might 也可以代替 may 表达同样的意思，且没有时态意义。I think that may be the prblem.
3. shuld 的用法① 表示责任、义务， 汉语译为“应该”We shuld bey the regulatins f ur schl.
② 表示推测，汉语也译为“应该”Their basketball team has lts f excellent players, s if there is n unexpected thing t happen, their team shuld win the champinship.
3. shuld 的 用法③ 表惊讶译为 “竟然”Yu can’t imagine that a well-behaved gentleman shuld be s rude t a lady.
4. shall 的用法①用于第二、三人称陈述句表示说话人给对方的命令、警告、允诺、决心、强制或威胁。 — Can I pay the bill by check?— Srry, sir. But it is the management rules f ur htel that payment shall be made in cash.
4. shall 的用法②用于第一或第三人称单数一般疑问句，表征求对方意见。1) A man is asking t see yu. Shall he cme in?2) Shall we g ut fr a walk?3) When shall my father be able t leave hspital?
5. must 的用法① 表示“强制”，汉语可译为“必须”。We must make sure that the signs are clear and easy t read.
5. must 的用法② 表示对现在或将来的情况的推测，汉语可译为“一定”。1) It must be a “D”. 2) There must be sme mistakes, said Dr. Baker.
5. must 的用法③ 表示责备、抱怨的感情色彩，意思为“偏偏，偏要”。 1) — Culd I have a wrd with yu, mum? — Oh, dear, if yu must.2) Jhn, lk at the time. Must yu play the pian at such a late time?
6. wuld 的用法① 表示过去反复发生的动作或某种倾向即“过去常常”。1) In thse days, the ld wman wuld sit at the gate fr hurs, waiting fr her sn t return frm the frnt.2) When I was a child, father and I wuld get up early and g fishing.
6. wuld 的用法② 表示过去将来时。Jhn prmised his dctr he wuld nt smke, and he has never smked ever since.③ 表示“主观意愿”。1) I wuld g there with yu.2) Anyway, I wuldn’t let any truble cme t yu.
情态动词都可以表示推测，但推测的把握性有程度的差别。简而言之，might 的把握性最小，must 的把握性最大。按照推测把握性的程度可由小到大排列如下：might < may < culd < can < shuld < must
Read the passage and chse the crrect mdals.
On 15 Octber 1997, the Cassini spacecraft set ut n a missin t explre the planet Saturn. S great was the distance frm Earth that it wuld / shall need t travel fr almst six years t reach its destinatin. When it reached Saturn, it sent back
amazing images f the planet’s famus rings viewed in ultravilet light. Cassini made numerus trips arund Saturn s it culd / must cllect data. Over the fllwing years, Cassini tk sme 450,000 images f the planet and its mns. Finally,
n 15 September 2017, Cassini was pinted twards Saturn s that it shuld / wuld meet a fiery end. Scientists had decided that Cassini culd / must be destryed this way, s it must / wuld nt cllide with any f Saturn’s mns. In its nearly 20-year missin,
Cassini prvided s much infrmatin that scientists culd / wuld nt prcess it all. N wnder s many peple tk t scial media t bid it gdbye, saying, “Farewell, dear Cassini! We shall / shuld never frget yu. ”
Lk at the picture and tell a stry using mdals where apprpriate.
Eg: I culdn’t believe it when I lk int the Martian sky …
Wrk in pairs. Take it in turns t draw a picture f space explratin and ask yur partner t tell a stry based n it. Use mdals where apprprite.
1. Summarize the usage f mdals and d the relevant exercises.2. Imagine yu are ging t apply fr a prgramme. Write dwn yur ideas fr the shrt vide.
Grammar: Review mdals
Listening & speaking
Vcabulary building
Lk at the sentences frm the reading passage and answer the questins.
a Millins watched that first lunar landing ... aware ... f the many things that culd g wrng.b The wrld went int shck, mst peple having assumed that this space flight wuld be n mre dangerus than travelling in an aerplane.
c I can remember that day s clearly, watching the take-ff n TV at schl, The sacrifice f the Challenger calls t us, reminding us that we must cntinue t reach fr the stars, ...
1. Which sentence talks abut ability?
2. Which sentence talks abut pssibility?
3. Which sentence talks abut necessity?
4. Which sentence talks abut predictin?
5. What ther mdals d yu knw? What d they indicate?
1. can，culd 的用法 1）表能力，有“能”、“会”、“能够”的意思 — Can yu drive a car? — Yes, I can. 2）表允许，在口语中代替 may，有“可以”的意 思 Can I use yur bike?
情态动词表示说话人的各种态度，如允许、可能、能力、义务、意志、预测、必然、必要等。
can，culd 的用法3）表示可能性，常用于否定句和疑问句 Can it be true? Tday is Sunday. He can’t be at schl. 4）过去式 culd 表示的语气更加委婉、客气 Culd I cme t see yu tmrrw?
2. may, might 的用法①在陈述句中表示“允许”,在疑问句中表示“请求允许”，汉语可译为“可以”。有时 might 可以代替 may，这种用法的 might 并无时态意义，只是语气更加婉转。May I cme in?Yu may take anyne if yu like.Might I ask fr a pht f yur family?Yu might as well tell me what yu want t say.
2. may, might 的用法②表示推测，汉语可译为“可能”,用于肯定或否定句。might 也可以代替 may 表达同样的意思，且没有时态意义。I think that may be the prblem.
3. shuld 的用法① 表示责任、义务， 汉语译为“应该”We shuld bey the regulatins f ur schl.
② 表示推测，汉语也译为“应该”Their basketball team has lts f excellent players, s if there is n unexpected thing t happen, their team shuld win the champinship.
3. shuld 的 用法③ 表惊讶译为 “竟然”Yu can’t imagine that a well-behaved gentleman shuld be s rude t a lady.
4. shall 的用法①用于第二、三人称陈述句表示说话人给对方的命令、警告、允诺、决心、强制或威胁。 — Can I pay the bill by check?— Srry, sir. But it is the management rules f ur htel that payment shall be made in cash.
4. shall 的用法②用于第一或第三人称单数一般疑问句，表征求对方意见。1) A man is asking t see yu. Shall he cme in?2) Shall we g ut fr a walk?3) When shall my father be able t leave hspital?
5. must 的用法① 表示“强制”，汉语可译为“必须”。We must make sure that the signs are clear and easy t read.
5. must 的用法② 表示对现在或将来的情况的推测，汉语可译为“一定”。1) It must be a “D”. 2) There must be sme mistakes, said Dr. Baker.
5. must 的用法③ 表示责备、抱怨的感情色彩，意思为“偏偏，偏要”。 1) — Culd I have a wrd with yu, mum? — Oh, dear, if yu must.2) Jhn, lk at the time. Must yu play the pian at such a late time?
6. wuld 的用法① 表示过去反复发生的动作或某种倾向即“过去常常”。1) In thse days, the ld wman wuld sit at the gate fr hurs, waiting fr her sn t return frm the frnt.2) When I was a child, father and I wuld get up early and g fishing.
6. wuld 的用法② 表示过去将来时。Jhn prmised his dctr he wuld nt smke, and he has never smked ever since.③ 表示“主观意愿”。1) I wuld g there with yu.2) Anyway, I wuldn’t let any truble cme t yu.
情态动词都可以表示推测，但推测的把握性有程度的差别。简而言之，might 的把握性最小，must 的把握性最大。按照推测把握性的程度可由小到大排列如下：might < may < culd < can < shuld < must
Read the passage and chse the crrect mdals.
On 15 Octber 1997, the Cassini spacecraft set ut n a missin t explre the planet Saturn. S great was the distance frm Earth that it wuld / shall need t travel fr almst six years t reach its destinatin. When it reached Saturn, it sent back
amazing images f the planet’s famus rings viewed in ultravilet light. Cassini made numerus trips arund Saturn s it culd / must cllect data. Over the fllwing years, Cassini tk sme 450,000 images f the planet and its mns. Finally,
n 15 September 2017, Cassini was pinted twards Saturn s that it shuld / wuld meet a fiery end. Scientists had decided that Cassini culd / must be destryed this way, s it must / wuld nt cllide with any f Saturn’s mns. In its nearly 20-year missin,
Cassini prvided s much infrmatin that scientists culd / wuld nt prcess it all. N wnder s many peple tk t scial media t bid it gdbye, saying, “Farewell, dear Cassini! We shall / shuld never frget yu. ”
Lk at the picture and tell a stry using mdals where apprpriate.
Eg: I culdn’t believe it when I lk int the Martian sky …
Wrk in pairs. Take it in turns t draw a picture f space explratin and ask yur partner t tell a stry based n it. Use mdals where apprprite.
1. Summarize the usage f mdals and d the relevant exercises.2. Imagine yu are ging t apply fr a prgramme. Write dwn yur ideas fr the shrt vide.
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