英语高二下北师大版Unit21《Human Biology》(Lesson 2)课件1

课件26张PPT。Brain Power Look at the following numbers for about one
minute and then write down as many as you
can remember .meeting, student,
school, homework,
study, playground,
match , teacher ,
basketball , exam ,
mark , sports, film ,
hand in ,holiday ,
watch , game Test your memory Match the key words with the definitions .atom , billion , cell , nerve cell , organBefore you start :3. the smallest piece of something that can
exist alone
4. a tiny part of the body that helps carry
messages to and from the brain
5. a unit of living matter one thousand million
a part of the body that has a particular
purpose , e.g. the heart , the liver Keys: billion , organ , atom , nerve cell , cellComplete the sentences with the following
words .atom , billion , cell , nerve cell ,
organ , fun_ction , sight ,
hearing ,fear Key words study atom , billion , cell , nerve cell ,organ ,
fun_ction , sight , hearing , fear 1.He watched the boat until it is out of .
2.How many are there in the universe ?
3.The medicine is made to kill cancer .
4.The eye is the of sight .
5.The population of China reaches up to
1.3 .sightatomscellsorganbillionatom , billion , cell , nerve cell ,organ ,
fun_ction , sight , hearing , fear 6.The of the heart is to pump
blood through the body .
7.A is a tiny part of the body that
helps carry messages to and from the brain .
8.He showed no in facing
the big difficulty . functionnerve cellfear Completing a text
1 Before you listen , read the text and predict
what kind of information you need .
2 Underline some important words in the
text before each gap .
3 While you are listening , listen for these
important words – the information you need
should follow them .
4 You can complete the gaps using
abbreviations –then write them in full .Listening strategies:Important word(s) and our predictionsFor example :1.consist of a color 2.weighs how heavy ?(number)3.energy how much ?(number)4. contain how many much ?
(number) Important word(s) before each gap :1. consist of 6. are responsible for
2. weighs 7. controlling
3. energy 8. signals
4. contain 9. emotions
5. more … than … 10. own (language)
1 Listen for the first time : get a general idea.
Don’t hurry to write down your answers .
2 Listen again : write down your answers
and check with your partners .
3 Listen for the last time : check your
answers again and make sure they are right .Listening
Listen to the science lesson . Use the
strategies to complete the gaps in Ex 2.Remember , you may need more than
one word in each gap .Listening 1. white2. just over a kilo3. 20℅ 4. 100 billion cells5. atoms in the universe6. different functions7. sight and hearing8. all the time9. fear10. foreignCheck your answers
How can we keep our brains in perfect
condition so we’re on top form for exams?
How can we avoid pre-exam nerves and
panic ?Give your opinion Listen to a student phone-in program
about revising for exams and match the
callers with their opinions .caller opinionCharlieplan your revision
motivate yourself
get some exerciseDan Mohammedplan your
revisionmake a list
relax
work out a timetable
give yourself rewards
take a walk
get some fresh air
shouldn’t drink much coffee
work out priorities
give yourself a break
go for a jog
get the mind off exams get some
exerciseMotivate
yourself
Giving and Asking for Advice
Listen again and complete the Function File
with these words must , mustn’t , ought to , should
shouldn’t , advise , need to , if I were you , have got to , could , there’s no point in , it’s important to , what tips , can be counter-
productive , what Function File: What tips 2. it’s important to 3. should
4. need to 5. What 6. If I were you
7. ought to 8. can be counter-
productive9. shouldn’t 10. Could
11. must 12. have got to 13. mustn’t
14. There’s no point in 15. advise Check your answers Phrasal Verbs
Match the words and expressions below with
the verbs in the text .Last month , I had an important English exam .
I decided not to (1) put off studying (as I
normally do !)
and got up early every morning to (2) get down
to work straight away .postponestartVocabulary : I am a “morning person” and I got a lot out
of my revision sessions . I always began by (3)
going over a practice test I had done –
checking my answers and (4) finding out what
I’d got wrong . I also tried to (5) work out looking at in detaildiscoveringunderstandWhy I’d made mistakes . If I didn’t understand
Something , I’d (6) write it down and then (7)
bring it up in class with my teacher . She was
very helpful and she (8) went through all of
the things that would probably (9) come upmake a note ofmentionlooked at in detailappearin the exam . In the end , the exam wasn’t so
bad after all and I think I (11) got through
it . Mind you , I still haven’t had my results yet !passed
Look at the following words for about two
minutes and then write down as many as
you can remember .
Try to find out their relationship .
( It helps you to remember better. ) A Challenge
How can you manage to remember
new words ? Tell your partner