(共31张PPT)
Unit 3
die for
treat the wounded soldier
develop new ways of
take care of
save one’s life
at that time
on one’s own
learn about
treat the sick
in the end
为…而献身
医治受伤士兵
开发…的新方法
照顾;护理
挽救某人的生命
那时;当时
靠某人自己
了解, 知道
治疗病人
最后
Translate the phrases into English.
Read the sentences in the passage, paying attention to the underlined parts.
He soon realised that many people were dying because they did not get to hospital quickly enough.
He invented special medical tools to use outside hospitals and close to the fighting areas so that doctors could treat the wounded more quickly.
At that time, there were few doctors, so he had to work very hard on his own.
because表示“因为”, 着重说明原因, 常用来引导原因状语从句。如:
Zhang Yang didn’t go to school because he was ill.
张洋因为生病了,所以没去上学。 She probably didn’t attend the meeting because I didn’t see her in the hall.
她可能没参加会议,因为我在大厅没有见到她。
◆because引导原因状语从句
We learn English so that we may get more
knowledge.
我们学英语为的是获得更多的知识。
They got up early so that they could catch the first bus.
他们早起,以便能赶上第一班公共汽车。
so that 引导的目的状语从句,作“以便、为的是”解,从句中通常用may (might)或can (could)。
◆ so that引导目的状语从句
It was raining, so we stayed at home.
天下雨, 所以我们呆在家里。
It’s very cold, so wear a heavy coat.
外边很冷,因此穿一件厚大衣。
It was dark, so I couldn’t see what was happening.
天很黑,所以我看不见发生了什么事。
so 用作连词, 可表示“因此, 所以”
◆so引导原因状语从句
because“因为”,表示直接的原因,语气最强。
1)why提问的句子,必须用because回答。
2)because的从句常放在主句之后。
3)because 不能与so连用。
4)because+ 从句;because of+ 名词短语
Why did he not go to school this morning
He didn’t go to school this morning _____.
sick
Why does she not answer my question
Because she __________.
listen to music
It was raining hard _____.
carry an umbrella
She walked quickly _____.
catch the bus
Combine the words into a sentence.
He doesn’t like snowy weather because it’s too cold.
1. too, cold, doesn't, snowy, like, because, weather, it's, he
Their number is getting smaller and smaller because their living areas are becoming farmlands.
2. Their, is , smaller, and, because, number, smaller, their, living, getting, areas, are, becoming, farmlands
Norman Bethune wanted to help people so he became a doctor.
1. Norman Bethune wanted to help people. He became a doctor.
Norman Bethune became a doctor because he wanted to help people.
Join the sentences with because, so or so that.
Norman Bethune invented new tools for operations so that he could help the wounded soldiers.
2. Norman Bethune invented new tools for operations. He could help the wounded soldiers.
Norman Bethune invented new tools for operations, so he could help the wounded soldiers.
Norman Bethune could help the wounded soldiers because he invented new tools for operations.
We know what life was like in the capital city of the Northern Song Dynasty because Zhang Zeduan painted a picture about it.
3. We know what life was like in the capital city of the Northern Song Dynasty. Zhang Zeduan painted a picture about it.
Zhang Zeduan painted a picture about life in the capital city of the Northern Song Dynasty, so we know about it.
so that引导目的状语从句时,表示“以便;为了”,从句中常使用can / could / may / might / will /would / should等情态动词或助动词
so that 引导目的状语从句时,可以与表目的的动词不定式 (not) to do … / so as(not) to do … / in order (not) to do … 互换。
注意:主、从句主语不一致时不能转换。
知识链接
We went to the airport so that we might meet Professor Yang there.
→ We went to the airport to meet Professor Yang there.
→ We went to the airport in order to meet Professor Yang there.
→ We went to the airport so as to meet Professor Yang there.
1. The teachers must be strict with you ______ they want you to make great progress.
2. He worried ________ he couldn’t sleep.
3. The ship changed its course ________ there was a storm.
4. _________ he was ill, he didn’t go to school.
because
so that
because
Because
Fill in the blanks.
5. It was raining, ______ we had to stay at
home.
6. We open the window ________ we can keep
the air fresh.
7. He isn’t here ________ he is ill.
8. You must go now _________ you can get
school at 7:30.
9. __________ she has no money, she has to
walk home.
so
so that
because
so that
Because
1. It was five o’clock in the afternoon ____ they climbed up to the top of the mountain.
A. since B. when C. that D. until
2. Do think ____ reading.
A. while B. when C. as D. for
3. ____ the window, my hand was cut unexpectedly.
A. Cleaning B. To clean
C. While cleaning D. While I was cleaning
Choose the best answers.
B
A
D
4. I’d like to arrive 20 minutes earlier ____ I can have time for a cup of tea.
A. as soon as B. as a result
C. in case D. so that
5. Roses need special care ____ they can live through winter.
A. because B. so that C. even if D. as
6. I had just stepped out of the bathroom and was busily drying myself with a towel ____ I heard the steps.
A. while B. when C. since D. after
D
B
B
Lingling thinks Sally’s a hero because she gave Kylie a chance to play.
Norman Bethune is a hero in China because he helped Chinese people and died for them.
Join the sentences with because, so or so that.
1. Lingling thinks Sally’s a hero. Sally gave Kylie a chance to play.
2. Norman Bethune is a hero in China. He helped Chinese people and died for them.
Norman Bethune trained doctors so that they could save lives.
We respect Norman Bethune because he helped many people.
3. Norman Bethune trained doctors. They could save lives.
4. We respect Norman Bethune. He helped many people.
Zhan Tianyou built a railroad so that people could travel from Beijing to Zhangjiakou.
Zhan Tianyou built bridges and tunnels so that the railroad could go through the mountain.
5. Zhan Tianyou built a railroad. People could travel from Beijing to Zhangjiakou.
6. Zhan Tianyou built bridges and tunnels. The railroad could go through the mountain.
7. I am fat. I must do more exercise every day.
8. She was sad. She lost her favourite book.
I am fat, so I must do more exercise every day.
I must do more exercise every day because I am fat.
She was sad because she lost her favourite book.
She lost her favourite book, so she was sad.
9. I got up early. I could catch the early bus.
10. He is ill. He can’t go to the cinema with you.
11. His parents call him every day. He won’t miss them too much.
His parents call him every day so that he won’t miss them too much.
I got up early so that I could catch the early bus.
He is ill, so he can’t go to the cinema with you. He can’t go to the cinema with you because he is ill.
(2011四川成都) The old man asked the girl to take another seat _____ he wanted to sit next to his wife.
A. because B. so that C. so
解析:考查连词及状语从句。由句意知: 那位老人让那个女孩坐另一座位的“原因”是想坐到妻子旁边。故用 because (因为)引导原因状语从句。
A
2. (2010甘肃.定西) She had a stomachache _______ she ate something bad.
A. so B. because C. or D. although
解析:本题考查连词。句意:她胃疼,因为她吃了坏了的东西。吃坏了的东西是导致胃疼的原因,前面是结果,后面是原因,所以用because引导。
B
3. (2010广东·广州) The teacher speaks very loudly ______ all the students can hear her.
A. so that B. because
C. since D. when
解析:连词的用法。句意为老师说话的声音很大以便于所有的学生都能听到。so that 译为“以至于,以便于”。故选A
A