牛津译林版九年级上册英语Unit 1 Know yourself Grammar Using and,but,or and so 课件(共33张PPT)

(共27张PPT)
Grammar1
9A
using “ and, but ,or ,so ”
personalities: lively and funny
but a little lazy
but in fact :
gets up late in the morning or
goes to bed late in the evening
wish: He likes guns , so he wants to be a policeman
Guessing games
1. One student reads the sentences about someone’s personalities on the paper , the others guess “ Who he/she is” as quickly as you can.
2. One gives a person’s name, the others describe their personalities.
Feel the four conjunctions “and ,but,so,or”
Daniel is very clever,but he is modest and never shows off.
Millie is patient and doesn’t get angry easily.She thinks she can be a good teacher or a good doctor.
David is active and he loves talking with people.
Wu Wei doesn’t like to talk much, but his work shouts.
He wants to share the best art with people, so he’s always searching for something better or different.
Su Ning is active and energetic, and she loves working with people.
Liu Hao is serious and well organized. He always works to high standards, but he’s modest and easy to work with.
Fang Yuan is kind and patient.She says ,” as a doctor,you can’t be too careful.
Can you join them with “and,but,or,so”
1. Suzy is well organized .She keeps all her things in good order.
Suzy is well organized and she keeps all her things in good order.
2. Paul is careless. He can’t make an accountant.
Paul is careless, so he can’t make an accountant.
3. Millie can be a good teacher.Millie can be a good doctor.
Millie can be a good or a good doctor.
4. Mr Wu is patient. He can be a good teacher.
Mr Wu is patient so he can be a good teacher.
Judy is gentle.She never gets angry with others.
Judy is gentle and she never gets angry with others..
to join ideas that are similar
→
Millie’s classmates
●
●
→
Kitty is kind.Sometimes she is impatient .
→
Kitty is kind but sometimes she is impatient .
→
to join ideas that are different
Simon often goes to school on foot.He often goes to school by bus.
to introduce another possibility
In negative sentences , we use or to join two or more ideas .
→
→
Billy would not accept other’s advice or think twice .
Simon often goes to school on foot or by bus.
●
●
Billy would not accept other’s advice. He would not think twice .
Millie’s classmates
Suzy worries too much.She cannot sleep well sometimes.
to express the result of something
P12 Millie's classmates
Millie’s classmates
Suzy worries too much， so she cannot sleep well sometimes.
●
→
Finish the exercises on Page12. and check with your partner.
Millie's classmates
...but...
...or...
...and...
...so...
Sum and write out on the blackboard
我们可以用并列连词and、but、or和so来连接单词、短语或者句子。如：
Sue and I left early.
Work hard, and you'll succeed.
I'd like to go shopping with you, but I'm too busy.
Do you often go to school by bus or by bicycle.
He was busy, so he didn’t go to the party.
并列连词可以用来and表示并列关系、but表转折关系、or表选择关系，so表因果关系等。
并列连词and意思是“和，又”，表达并列关系。
He saw you and me.
并列连词but意思是“但是”，表达转折关系，所连接的成分意思往往相反或相对。
The runner fell down, but he quickly
got up and went on running.
并列连词or意思是“或者”，表达选择关系。
"Tea or milk " Jack asked.
注意：在否定句中并列成分通常用or连接，而不用and。
I cannot speak German or Japanese.
并列连词so意思是“因此，所以”，表达因果关系，常用来连接两个简单句。
He hit me, so I struck (打) him back.
注意：并列连词so和从属连词because不能一起使用。
Have a check
Can you remember their usages
Who can write out their meanings and usages on the blackboard
Another usage(考点)
用 “and” 或“or” 填空：
Study hard, ___your math will be better.
= Study hard, _____ your math will be worse.
“and”意为“这样，那么”；
“or” 意为 “否则” 。
and
or
1.Work hard, ______ you’ll succeed.
2. Arrive late once more ，______ you’re fired.
and
and
3. Get up a little earlier, _______ you’ll
miss the bus.
or
4.Seize the chance , _______ you will
regret it
or
比较and, or
考点一：
1）判断改错：
They sat down and talk about something.
They started to dance and sang.
I saw two men sitting behind and ate there.
　
F
F
F
eating
sing
talked
and (“和，并且”) 与 or (“否则”)
“and” 连接平行结构。
（1）肯定句中用“and” 表“和”；
（2）否定句中用“or”表“和” 。
2）翻译：① 我喜欢英语和数学。
② 我不喜欢英语和数学。
I like English _____ math.
I don’t like English ____ math.
and
or
= Study hard, _____ your math will be worse.
3）用 “and” 或“or” 填空：
Study hard, _____ your math will be better.
and
or
“and”意为“这样，那么”；
“or” 意为 “否则” 。
表转折的连词but 和however：
e.g. (他努力工作，但以失败告终。)
He worked hard, ______ he failed at last.
He worked hard. _________, he failed at last.
区别: but 后没有逗号，直接连接分句；
however 后有逗号相隔，可放句末。
but
However
考点二 ：
观察句子 ：
（1）Although he is over sixty, but he works as hard as others.
改为：Although he is over sixty, he works as hard as others.
或 He is over sixty, but he works as hard as others.
（2）“Because John was ill, so I took him to the doctor.”
*although/ though 和but这两个关联词不能同时用。

同样，此句错误， because 和 so 等关联词都不能同时使用。
考点三 ：
1. I am active and energetic, _____ I love working with people.
2. He does not like to talk much, _____ his work shouts.
3. I will be a good teacher _____ a good doctor in the future.
4. He does not like singing _____ dancing.
5. My cousin Annie’s bicycle is broken, _____ she’s going to ask someone to fix it.
6. Work hard, _____ you’ll succeed.
7. Get up a little earlier, _____ you’ll miss the bus.
I. Fill in blanks.
and
but
or
or
so
and
or
and / but / or / so
8. You can phone the doctor if you like. ___________, I doubt if you will get him to come out on a Saturday night.
9. ______________________ the winter of Beijing is very cold, many people like living there .
However
Although/Though
but , however, although/though
观察句子 ：
Because John was ill, so I took him to the doctor.”
*because 和so这两个关联词不能同时用。

考点四 ：
改为： Because John was ill, I took him to
the doctor.”
或 John was ill, so I took him to the doctor.”
T or F
Because we got up late, so we missed the
beginning of the party.
1. Peter胃痛，所以他去看医生了。
Peter had a stomachache, so he went to see the doctor．
2. 虽然我们觉得累，但很高兴。
We felt tired, but we were very happy.
3. 他的妈妈做了晚饭，还做了一个蛋糕。
His mother cooked dinner and made a cake.
4. 你喜欢这件蓝色的衬衫还是那件白色的
Do you like this blue shirt or that white one
5. 她不会游泳，也不会打网球。
She cannot swim or play tennis.
Discussion(辩论赛):sing or not sing
Should the three boys who sang((青春修炼手册)) study in schools or go on to sing
Parents’opinion: They are active and energetic, and they like singing and dancing.But study is more important and …
Students’opinion: They have a gift for singing and dancing,so they should sing on the stage.
Work hard ,and you will succeed.
Work hard, or you will never get what you want .
Go on ,everyone!