資源簡介

(共23張PPT)
Unit 8
Let’s Communicate!
Section A Grammar Focus~ 3c
Lead-in
Sing together
Presentation
Read the sentences. Find more sentences with if-clauses in Section A.
3a
Translate all the sentences.
If you want to solve the problem, a face-to-face talk usually works the best.
Texting can make things worse if you’re not careful with your words.
If the rehearsal ends at 7:00 p.m., I’ll pick you up at 7:15 p.m.
If you stay calm and say sorry, it will help.
If I go there, I will try all the delicious local food.
Presentation
Read the sentences. Find more sentences with if-clauses in Section A.
3a
Find the similarities(相似性) of these sentences.
If you want to solve the problem, a face-to-face talk usually works the best.
Texting can make things worse if you’re not careful with your words.
If the rehearsal ends at 7:00 p.m., I’ll pick you up at 7:15 p.m.
If you stay calm and say sorry, it will help.
If I go there, I will try all the delicious local food.
if 條件句
Presentation
Read the sentences. Find more sentences with if-clauses in Section A.
3a
What are the tenses of the main clause(主句) and the subordinate clause(從句)
If you want to solve the problem, a face-to-face talk usually works the best.
Texting can make things worse if you’re not careful with your words.
If the rehearsal ends at 7:00 p.m., I’ll pick you up at 7:15 p.m.
If you stay calm and say sorry, it will help.
If I go there, I will try all the delicious local food.
if 引導的是從句
If you want to solve the problem, a face-to-face talk usually works the best.
Texting can make things worse if you’re not careful with your words.
If the rehearsal ends at 7:00 p.m., I’ll pick you up at 7:15 p.m.
If you stay calm and say sorry, it will help.
If I go there, I will try all the delicious local food.
一般現在時
一般現在時
帶情態(tài)動詞的一般現在時
一般現在時
一般現在時
一般將來時
一般現在時
一般將來時
一般現在時
一般將來時
If you want to solve the problem, a face-to-face talk usually works the best.
Texting can make things worse if you’re not careful with your words.
If the rehearsal ends at 7:00 p.m., I’ll pick you up at 7:15 p.m.
If you stay calm and say sorry, it will help.
If I go there, I will try all the delicious local food.
Question: Does the meaning of a sentence influence its tense
zero conditional sentence
零條件句
first conditional sentence
第一條件句
零條件句和第一條件句（ Zero and first conditionals）
Zero conditionals 零條件句，指表達客觀真理（如科學事實）或習慣性動作的句型。
First conditionals 第一條件句，用于描述將來可能發(fā)生的情況。
Presentation
Read the sentences. Find more sentences with if-clauses in Section A.
3a
Take another look at the tenses.
If you want to solve the problem, a face-to-face talk usually works the best.
Texting can make things worse if you’re not careful with your words.
If the rehearsal ends at 7:00 p.m., I’ll pick you up at 7:15 p.m.
If you stay calm and say sorry, it will help.
If I go there, I will try all the delicious local food.
Zero conditionals 零條件句
適用情況：客觀真理 / 習慣性動作
1. 結構：
If + 一般現在時，主句 + 一般現在時（或祈使句）。
例：If you mix red and blue, you get purple.
如果混合紅色和藍色，就會得到紫色。
2. 特點：表達永恒真理、科學事實或反復發(fā)生的習慣，結果必然發(fā)生。
3. 時態(tài)：主從句均用一般現在時，強調 “必然結果”。
例：If water freezes, it becomes ice.（水結冰時會變成冰。—— 科學事實）
She gets angry if you lie to her.（如果你對她撒謊，她會生氣。—— 習慣性反應）
First conditionals 第一條件句
適用情況：將來可能的情況
1. 結構：
If + 一般現在時，主句 + will + 動詞原形（或情態(tài)動詞 /can/may/should 等）。
例：If it rains tomorrow, we will stay at home.
如果明天下雨，我們就待在家里。
2. 特點：表達 將來可能發(fā)生的條件和結果，結果發(fā)生的可能性較高。
3. 時態(tài)：從句用一般現在時表將來，主句用 “will + 動詞原形” 表將來的動作。
例：If you study hard, you will pass the exam.
（如果你努力學習，就會通過考試。—— 可能的結果）
He may come if you invite him.
（如果你邀請他，他可能會來。—— 用情態(tài)動詞表可能性）
Presentation
Read the sentences. Find more sentences with if-clauses in Section A.
3a
If you want to solve the problem, a face-to-face talk usually works the best.
Texting can make things worse if you’re not careful with your words.
If the rehearsal ends at 7:00 p.m., I’ll pick you up at 7:15 p.m.
If you stay calm and say sorry, it will help.
If I go there, I will try all the delicious local food.
If的條件句
位置 例句
1b, 1c First conditionals 1. We’ll finish at 7:00 p.m. if it’s on time.
2. If everything goes well, I’ll see you at 7:15.
3. If the traffic is too bad, you’ll have to wait for a few minutes.
4. If I visit China this year, I will go to the park with you.
5. If you can make it, I’ll show you around the city and let you taste all the yummy local food.
6. When will the rehearsal end if it’s on time
7. What will the man do if he visits China this year
If的條件句
位置 例句
1d First conditionals 1. If you come to my city, I’ll show you around.
2. If I go there, I’ll try all the delicious local food.
2a and 2d Zero conditionals 1. If you want to solve the problem, a face-to-face talk usually works the best.
2. If you can’t meet, just call your friend.
3. Some of you may prefer texting, but it takes longer and can make things worse if you’re not careful with your words.
If的條件句
位置 例句
2a and 2d 4. If you stay calm and say sorry, it will help. (First conditionals )
5. If it is still hard to talk, take a break. (Zero conditionals)
2e 1. If you can come, I’ll be very happy.
2. If you want to make some new friends, this is a good chance.(Zero conditionals)
3. If you need help, I think you should tell …
4. If you talk to …, I think he / she will be happy to help you.
5. If you go there, you’ll …
6. If you join me, we can …
Practice
Match the two parts to make sentences.
3b
1. If we can have a face-to-face meeting, A. try texting.
2. If I have good news, B. I think we’ll understand each other better.
3. If you need to leave, C. you can write things down for him.
4. If you can finish your work early today, D. I’ll call you right away.
5. If the old man has difficulties in hearing, E. I’ll call a taxi for you.
6. If you can’t reach him by phone, F. will you join me for dinner
/ mi t / n. 會面；會議
difficulty / d f k lti/
n. 困難；難題
right away
立即；馬上
Fill in the blanks with the correct forms of the verbs in brackets. Then discuss what the situations are and whom the information is for.
3c
... If things ________ (go) well, we ________ (see) all those old faces again. Just think how great it will be! If you think you can come, ________ (drop) me a line and I ________ (give) you all the details about the reunion. But promise me you’ll think about it seriously.
go
will see
drop
will give
line /la n/ n. 字行；便條；線
drop sb a line
給……寫信
detail / di te l/ n. 細節(jié)；詳情
reunion / ri ju ni n/
n. 團聚；重逢；聚會
seriously / s ri sli/
adv. 嚴肅地；認真地
Fill in the blanks with the correct forms of the verbs in brackets. Then discuss what the situations are and whom the information is for.
3c
Hey, it’s me. I wanted to talk to you about the training plan for our team. The new season is coming, so it’s time to make a plan for our training. If we __________ (start) earlier this year, I think we ____________ (perform) better. __________ (give) me a call and __________ (let) me know if you __________ (think) of a good time for everyone to meet. Talk to you soon!
start
will perform
Give
let
think
training / tre n /
n.訓練；培訓
Production
Then discuss what the situations are and whom the information is for.
3c
圍繞聚會相關的假設交流
... If things go well, we will see all those old faces again. Just think how great it will be! If you think you can come, drop me a line and I will give you all the details about the reunion. But promise me you’ll think about it seriously.
邀請參加聚會的對象
situation
whom
Exercise-翻譯題
1. 如果明天有會議，我會馬上通知你。
If there is a meeting tomorrow, I will inform you right away.
2. 如果你需要幫助，就給我寫封信。
If you need help, drop me a line.
3. 如果他認真對待訓練，他會進步很快。
If he takes training seriously, he will improve quickly.
4. 如果我們忘記了聚會的細節(jié)，就查看邀請函。
If we forget the details of the reunion, check the invitation.
Summary
New words
meeting; line; detail; reunion; seriously; training
零條件句和第一條件句（ Zero and first conditionals）
Grammar
零條件句
1. 結構：If + 一般現在時，主句 + 一般現在時（或祈使句）。
2. 特點：表達永恒真理、科學事實或反復發(fā)生的習慣，結果必然發(fā)生。
3. 時態(tài)：主從句均用一般現在時，強調 “必然結果”。
Expressions
right away; drop sb a line
New words
meeting; line; detail; reunion; seriously; training
零條件句和第一條件句（ Zero and first conditionals）
Grammar
第一條件句
1. 結構：If + 一般現在時，主句 + will + 動詞原形（或情態(tài)動詞 /can/may/should 等）。
2. 特點：表達 將來可能發(fā)生的條件和結果，結果發(fā)生的可能性較高。
3. 時態(tài)：從句用一般現在時表將來，主句用 “will + 動詞原形” 表將來的動作。
Expressions
right away; drop sb a line
Summary
Homework
Summarize the rules and usage of zero and first conditionals.
It will be checked in the next class.

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