资源简介

(共36张PPT)
Unit 8
Let’s Communicate !
Section A （Grammar focus）
Learning objectives
Lead-in
What will happen if it rains tomorrow
Presentation
Read the sentences. Find more sentences with if-clauses in Section A.
3a
Translate all the sentences.
Grammar Focus
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.
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 条件句
Grammar Focus
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(从句)
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 引导的是从句
Grammar Focus
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.
一般现在时
一般现在时
带情态动词的一般现在时
一般现在时
一般现在时
一般将来时
一般现在时
一般将来时
一般现在时
一般将来时
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
零条件句
first conditional sentence
第一条件句
if引导的条件状语从句
Grammar Focus
定义：if引导的条件状语从句包含零条件句和第一条件句。
(1)零条件句:用于表示客观事实、普遍真理或在特定条件下总是会发生的事情,即条件成立时,结果必然出现,不存在任何不确定性。
e.g. If you heat water to 100 degrees Celsius,it boils.
如果你把水加热到100 摄氏度,水就会沸腾。
if引导的条件状语从句
Grammar Focus
定义：if引导的条件状语从句包含零条件句和第一条件句。
(2)第一条件句:用于谈论将来可能发生的事情以及这件事情发生后可能产生的结果,结果的实现是有条件的,且这个条件有实现的可能性。
e.g. If it rains this afternoon, I will take an umbrella.
如果今天下午下雨,我就会带把伞。
if引导的条件状语从句位置
Grammar Focus
if引导条件状语从句,既可放在主句前面，也可放在主句后面。若if条件句放在前面,从句后面要用逗号与主句隔开。
e.g. If you go there , I'll go , too.如果你去那儿，我也会去。
e.g. My mother will take me to the park if she is free.
我妈妈如果有空,就会带我去公园。
含有 if引导的第一条件句的句子时态
Grammar Focus
在含有if引导的第一条件句的主从复合句中,主句有下列情况之一时,从句要用一般现在时表示将来意义。
含有 if引导的第一条件句的句子时态
Grammar Focus
含有 if引导的第一条件句的句子时态
Grammar Focus
句型转换
Grammar Focus
借助“祈使句+and/or+句子(一般将来时)”这一句型来转换。其中,在句意上 and 表示顺承;or 表示转折,意为“否则”。
e.g. If you study hard, you'll pass the exam easily.
= Study hard and you'll pass the exam easily.
努力学习,你将很容易通过考试。
e.g. If you are not careful, you'll make moremistakes.
= Be careful , or you'll make more mistakes.
认真些,否则你会犯更多的错误。
If的条件句
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
Find more sentences with if-clauses in Section A.
If的条件句
Find more sentences with if-clauses in Section A.
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的条件句
Find more sentences with if-clauses in Section A.
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 …
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. 会面；会议
/ d f k lti/
n. 困难；难题
立即；马上
Grammar Focus
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
/la n/ n. 字行；便条；线
/ di te l/
n. 细节；详情
/ ri ju ni n/
n. 团聚；重逢；聚会
/ s ri sli/
adv. 严肃地；认真地
drop sb a line 给……写信
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
/ tre n /
n.训练；培训
Then discuss what the situations are and whom the information is for.
3c
围绕聚会相关的假设交流
... 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.
邀请参加聚会的对象
situation
whom
Then discuss what the situations are and whom the information is for.
3c
团队训练计划的沟通
团队里一起参与训练计划讨论的成员
situation
whom
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 will 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!
Language points
1.If the old man has difficulties in hearing.
如果这位老人听力有困难……
difficulty
①【名词】困难;难题
其形容词形式为 dificult,意为“困难的”
e.g. He met with many diffculties when traveling.
他在旅行中遇到了许多困难。
Language points
1.If the old man has difficulties in hearing.
如果这位老人听力有困难……
difficulty
②【不可数名词】困难，表示抽象意义上的“困难”
have dificulty (in) doing sth 做某事有困难
with difficulty 费劲地 in difficulty 处于困境中
e.g. I had great difficulty ( in ) finishing the task.
完成这项任务我觉得很困难。
Exercises
(黑龙江绥化中考)
If you have difficulty out the problem,
you can ask the teacher for help.
A. work B. working C. to work
解析 我们可用“固定搭配法”解答此题。have difficulty (in)doing sth“做某事有困难”为固定搭配。句意:如果你解决这个问题有困难，你可以请老师帮忙。答案 B
B
Language points
2.If you think you can come , drop me a line and I will give you all the details about the reunion.如果你认为自己能来,给我写封信,我会把聚会的所有细节都告诉你。
(1)drop sb a line
给某人写封短信;给某人留个便条;给某人发个信息
e.g. Please drop me a line when you arrive in Paris.
你到巴黎后请给我写封信。
Language points
(2) line 【可数名词】
①字行;便条;歌词;诗行
e.g. Look at line 5 of the text.看正文第5 行。
②行;排;列; 队表示人或物的行列。
stand in line 站成一行,排队in line with.与…成一排
along line of trees 一长排树
e.g. You should stand in line with others.
你应该和其他人站成一排。
Language points
(3) reunion【名词】
团聚;重逢;聚会
e.g. We had a family reunion last weekend.
上周末我们举行了一次家庭聚会。
e.g. The class reunion was a great chance to see old fiends again.这次同学聚会是再次见到老朋友的绝佳机会。
Language points
3.But promise me you'll think about it seriously.
但答应我你会认真考虑这件事。
seriously【副词】严肃地;认真地;严重地
其形容词形式serious意为“严肃的;认真的”。take...seriously 认真对待…;把……当真
e.g. I just joked , but he took it seriously.
我只是开玩笑,但是他却当真了。
e.g. Was she seriously hurt 她伤得严重吗
Exercises
(湖北十堰中考)
If you want to go to university, you should take your schoolwork .
A. truly B. slowly C. seriously D. possibly
解析 我们可用“固定搭配法”解答此题。由上文“如果你想上大学”可推知，此处表示“你应该认真对待你的学业”,take...seriously是固定搭配,意为“认真对待…”,故选 seriously。答案 C
C
Language points
4.The new season is coming, so it's time to make a plan for our training.新赛季就要来了,所以是时候制订我们的训练计划了。
It’s time to do sth. 到做某事的时间了。
可以与 It's time for sth.进行同义句转换。
e.g. It's time to have lunch.
= It's time for lunch.到吃午饭的时间了。
注意 It's time for sth.句式中for 是介词,其后可跟名词、代词或动词 -ing 形式。
Exercises
1. 如果明天有会议，我会马上通知你。
If there is a meeting tomorrow, I will inform you right away.
2. 如果你需要帮助，就给我写封信。
If you need help, drop me a line.
3. 如果他认真对待训练，他会进步很快。
If he takes training seriously, he will improve quickly.
4. 如果我们忘记了聚会的细节，就查看邀请函。
If we forget the details of the reunion, check the invitation.
Summary
(1)零条件句:用于表示客观事实、普遍真理或在特定条件下总是会发生的事情
(2)第一条件句:用于谈论将来可能发生的事情以及这件事情发生后可能产生的结果,
if引导的条件状语从句
Homework
完成课本上与 if 条件句相关的练习题，如语法填空、句型转换等，进一步巩固所学的语法知识。
用 if 条件句写一篇短文，描述自己未来的一个计划或梦想，以及为实现这个计划或梦想需要做的事情，不少于 80 词。
Thank you！

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