(共30张PPT)
Unit 6 TVprogrammes
Grammar1
1. Some rubbers________(袭击) the bank and took away lots of money.
2.---What will a tigeer do if it is _______(hunger)
----It may catch other small animals as food
3.The p_________ bear is in danger now?
4. M______wolves will protect their families if there is danger.
5. If there ________ (be)no buying and selling of animals, there ________ (be)no killing in nature.
6.Do't touch it. It's___________(danger)
attacked
olar
ale
is
will be
hungry
dangerous
导入练习
Teaching aims
学会使用 if 引导的条件状语从句
正确选择主从句的时态
Free Talk
What will you do if you are happy
If I am happy,
I will …
If I am happy, I will show you around Hongshan zoo.
If I go to Hongshan zoo, I will see camels.
What will you see if you go to Hongshan zoo
What will you see if you go to Hongshan zoo
If I go to Hongshan zoo, I will see dolphins.
If I go to Hongshan zoo, I will see bears.
What will you see if you go to Hongshan zoo
If I go to Hongshan zoo, I will see elephants.
What will you see if you go to Hongshan zoo
If I go to Hongshan zoo, I will see giant pandas.
What will you see if you go to Hongshan zoo
If-clause (simple present tense) Main clause
(will/may/might/…+infinitive)
If you are a football fan,
you will not want to miss this week’s programme.
If you enjoy solving mysteries,
you might like this film.
If you are an animal-lover,
you may feel sad about it.
if引导的条件状语从句
We use if to talk about the result of a possible action.
if引导的条件状语从句
条件状语从句在复合句中表示主句动作发生的条件
If意思是“如果;假如”,表示在某种条件下某事很可
能发生,如:
If it does not rain tomorrow, we will go hiking.
You will get good grades if you study hard.
We put a _______(comma,full stop) after the if-clause when it is the first part of a sentence.
comma
主从句时态
e.g. If you ask him, he will help you.
如果你请他(帮忙),他会帮你的。
They are going to have a picnic if
they are free next Saturday.
如果下周六有空,他们就去野餐。
主从句时态
在if引导的条件状语从句中,主句中的
动词常用一般将来时,从句中的动词用一般现在时,即“主将从现”原则
e.g. If it is fine tomorrow, we can go
and fly the kite. 如果明天天气好,
我们可以去放风筝。
Don’t miss the programme if you
like music. 如果你喜欢音乐,不要
错过这个节目。
在if引导的条件状语从句中,主句也可含有情态动词或是祈使句。
If you get scared easily, do not watch it!
If you enjoy solving mysteries,you might like
this film.
If you are a football fan, you will not want to miss this week’s programme.
If 从句用一般现在时
主句用一般将来时
主句含有情态动词
主句为祈使句
will+ do
may/might+ do
主从句时态
1.If you eat my food, I_________ (not talk) to you.
2.If I don't have food, I_________(die).
3. I __________(ask) the teacher for help if I don't understand.
4. If you copy homework, you___________(start) a
bad habit.
5. She will be happy if she______ (join) the party.
主将从现
won't talk
will die
will ask
will start
joins
“主将从现”
主句为情态动词或祈使句
即学即练:
I shall be very pleased if you_____(do) that.
__________(not cross) the road
if the light ______(be) red.
Don't cross
is
do
◆变换:含有if引导的条件状语从句的
复合句中, 当主句主语和从句主语均为
you时,可转换为“祈使句,and + 简单
句”或“祈使句,or + 简单句”。
e.g. You can get good grades if you
work hard.
= Work hard, and you will get
good grades.
e.g. If you don’t get up early, you will
be late again.
= Get up early , or you will be late
again.
What will happen if…
A1 Millie is thinking about herself, her friends and TV programmes. Help her choose the correct forms of the verbs in brackets to complete the sentences.
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Dad: What will a bear do if it is in danger
Millie: If a bear_____________, it ___________________ people.
Dad: What will a polar bear do if it is hungry
Millie: If a polar bear _______________, it _______________fish
from the water.
Dad: What will elephants do if they are thirsty
Millie: If elephants ______________, they _____________ till
they find a river.
Dad: What will tigers do if they live in the wild
Millie: Tigers _________________ for their own food if they
_________________.
Dad: What will tigers do if they have babies
Millie: Tigers __________ as a family if they ________________.
Dad: What will male wolves do if there is danger
Millie: Male wolves __________ their families if there ________.
Ask about animals
is in danger
will attack
is hungry
will catch
are thirsty
will walk
will hunt
live in the wild
will live
have babies
will protect
is danger
(P85 A2)
A Poster on wolves !
Welcome here !
Wolves ____________ (live) in family groups if they are in the wild . If they _______(be) hungry, they will hunt together. If there_____(be) danger, male wolves ___________ (protect) their families.
will live
are
is
will protect
Discussion
Why are Giant Pandas in danger What can we do to help them
If I am a teacher, I will ask my students to protect them.
If I am a writer, I will…
If I am …
They are in danger because …
a doctor, a singer, a policeman, an actor(演员), a director (导演),
a businessman (商人) , a photographer(摄影师) …
Have a quiz
一、根据句意,用括号中所给动词的适当形式填空1.If you eat my food, I__________(not talk) to you. 2.If I don’t have food, I__________(die).3. I __________(ask) the teacher for help if I don’t understand. 4. If you copy homework, you_________(start) a bad habit.5. She will be happy if she_________(join) the party.
6.Diseases may find you if you________(stop) exercising.7. __________(not cross) the road if the light ________(be) red.8.Some rubbers (attack) the bank and took away lots of money.9.If polar bears attack people, They may be (danger).10. The number of ___________(wolf) is getting smaller and smaller.
( )1.Each student can ask teachers for help if he
_____ how to work out the problem. A. will know B. won’t know
C. don’t know D. doesn’t know( )2.If fish ____ away from water, they ____ die. A. are taking, won’t B. are taken, will
C. are being taken, will D. take, won’t ( )3. Can I change the jacket for another one
______ it doesn’t fit me well — Of course. A. unless B. if C. that D. though( )4. You’d better travel around Nanjing with a local tour guide _______you want to know more about its culture. A. unless B. until C. although D. if( )5 I found the door__________when I got home. A. open B. close C.unlocking D. opened
( )6.Most young people find_________exciting to watch a football game.
A.one B. this C. that D. it
( )7-Can students go online during lessons
--They can_____it is for that lesson.
A If B or C so D but
( )8. ---Let’s go to the South Hill if it _______ tomorrow.
--- But nobody knows if it ______ tomorrow.
A . won’t rain; rains B. doesn’t rain; rains
C. doesn’t rain; will rain D. won’t rain; will rain
( )9. ---There’s somebody at the door. Who_________it be Is it the postman
---I’ve no idea. It_________be him. It’s just seven O’clock. It’s too early.
A.must; may not B. will;won’t C.may; mustn’t D. may;can’t
( )10.There aren’t many pandas left and they ‘re______now.
So we must save them.
A In order B in danger C in need D in common
1. Review the Grammar.
2. Finish the exercises of this peroid.
3. To preview GrammarII
Homework