新概念英语第一册Lesson138课件(共37张PPT)

(共37张PPT)
If ...
Lesson 138
Listen and watch
FIRST
SECOND
THIRD
ZERO
If I am late for school,
my teacher gets angry.
If clause Main clause
If + Present simple Present simple
If I oversleep …
I miss the bus.
If I miss the bus, I am late for school.
If I am late for school, my teacher gets angry.
If I go to London,
I will see the Big Ben.
If clause Main clause
If + Present tense will / can / may / must + verb
If I go to London …
I will see the Big Ben.
If I go to Buckingham Palace,
I can take a photo of the Royal Guard.
If you go to London,
you must look right before crossing a street
If clause Main clause
If + Past Simple would / could / might + verb
If I were an astronaut,
I would travel in a spaceship.
If I were an astronaut,
I would travel in a spaceship.
If I travelled in a spaceship,
I would go to Mars.
Nice to meet you!
If I went to Mars,
I would meet a Martian.
If I met a Martian,
I wouldn’t understand him.

IfI aved
If I didn’t understand him,
I would come back to the Earth.
If I had studied hard,
I would have passed my exams.
If clause Main clause
If + Past Perfect tense would/could/might + have + past participle
IIf you had studied hard,
you wouldn’t have failed your exam.
IIf you had passed your exam,
you could have gone to the beach.
IIf I had gone to the beach, I would have made sand castles.
Look and say
A:What will we have to do if ________________
B:You will have to ______________.
we break this window
pay for it
Look and say
A:What will happen if ________________
B:We will ______________.
I don’t hurry
miss the train
Look and say
A:What will happen if ________________
B:He will ______________.
he falls
hurt himself
Look and say
A:What will happen if ________________
B:We ___________________.
it rains tomorrow
won’t go to the seaside
Look and say
A:What can I do if ____________
B:You can_________.
I feel better
get up
Look and say
A:What can he do if ________________
B:He can ______________.
he sells that car
buy a new one
Listen and repeat
　　future husband 未婚夫
　　introduce sb to sb 把……介绍给……
　　the latest report 最新报道
Listen and say
A:What _____ if ______
B:__________________.
Practice 1
1.He’s doing the football pools.
2.No, he hasn’t.
3.He will buy her a mink coat.
4.No, she doesn’t.
5.She wants to see the world.
6.He will try and win the football pools again.
7.Yes, it is.
8.It all depends on ‘if’.
Practice 2
1.If he misses the bus, he’ll take a taxi.
2.If he doesn’t sell his old car, he won’t buy a new one.
3.If they offer me more money, I’ll work less.
4.If she doesn’t type the letter, he’ll type it himself.
5.If the children come home early, they’ll play in the garden.
Practice 2
6.If I am ill tomorrow, I won’t go to work.
7.If I go to the party, I’ll enjoy myself.
8.If he asks me, I’ll tell him the truth.
9.If it rains tomorrow, they’ll stay at home.
Practice 3
1.She can live abroad if she is rich.
2.He can travel around the world if he is rich.
3.He can buy a new house if he is rich.
4.They can have a long holiday if they are rich.
Practice 3
5.I can enjoy myself if I am rich.
6.You can offer your boss a job if you are rich.
7.He can fly to Tokyo if he is rich.
8.She can work less if she is rich.
…
…
Homework