UNIT 11
LESSON 7:
LOOKING BACK
Technolagy
Teacher: Bui Thi Chin
1. My friend said he really enjoyed doing (science) _____________ experiments and finding out how things worked.
2. Production of these chemicals causes serious (environment)________________  pollution.
3. There have been major new (develop) ____________   in space research and satellite technology.
4. It is known that new scientific (discover)__________  are being made all the time.
5. It seems (natural)___________  for a child to spend so much time by himself or herself.
1. Write the correct form of the words in brackets.
scientific
environmental
developments
dicoveries
unnatural
Science and technology:
Thomas Edison was one of the greatest inventors of the world. He was responsible for more than one thousand (1) ____________ including the electric light bulb and the record player. He also created the world’s first industrial research (2) ____________  Edison was born in 1847 in Ohio, USA. When he was 10 years old, he set up a small laboratory after he had read a (3)________ book his mother showed him. In 1869, he borrowed some money and began to make inventions. In 1876 he built a new laboratory so that he could spend all his time (4)_____________. He planned to turn out minor inventions every ten days and a ‘big trick’ every six months. He developed many devices that brought great (5) ____________ to people’s life. He once said that the value of an idea lay in the using of it. Edison died in 1931, after having a remarkably (6) ___________ life.
3. Complete the word web…
Science
inventions
inventing
benefits
productive
laboratory
4. Change the sentences into repoted speech.
1.“They are doing an experiment.”
=>He said that __________________________________.
2.“You have to sign the paper again.”
=>She told me __________________________________
3.“We watched a television documentary on the future of nuclear power.”
=>Tam said ______________________________
4.“The 10 o’clock flight to Kuala Lumpur will be an hour late.”
=>They announced _______________________________

5.“In 50 years’ time we may be living on the moon.”
=>Scientists said that _____________________________________________
they were doing an experiment.
 in 50 years’ time we might be living on the moon.
that I had to sign the paper again.
that they had watched a television documentary on the future of nuclear power.
that the 10 o’clock flight to Kuala Lumpur would be an hour late.
5. Rewrite these sentences in direct speech.
→ She said, “I’m reading a science fiction book about life on Venus.”
Example:  Louise told me that he had rung me the night before.
→ Louise: “I rang you last night.”
1. Kien said that he had missed the train.
→ Kien said, “I missed/ have missed the train.”
2. Duong said that he could run very fast.
→ Duong said, “I can run very fast.”
3. Mia told me that she would hand in the report the next day.
→“I’ll hand in the report tomorrow,” Mia told me.
4. She said that she was reading a science fiction book about life on Venus.
→“I’ll be a lawyer when I grow up,” he told me.
5. He told me he would be a lawyer when he grew up.
6. Write one prediction…
Education/ food/ leisure/ energy/ home life/ transport/ communication
Example: In transport, we will probably travel faster and further in flying cars and spaceships.
Cues
-solar energy all year round
-no schools, lessons on the Net
-nutrition pills instead of normal
food
-5D-cinema at homehome
-security protection with cameras
-entertainment centre at home
-smart phone app


- In education, we will probably have no schools. We will learn lessons on the Internet.
- For food, we will probably use nutrion pills instead of normal food.
- For leisure, we will probably watch 5D-cinema at home.
- In energy, energy saving devices will be used in home and industry.
- In home life, robots will probably do the household chores.
- In communication, email will probably replace snail mail.
Homework:
Practice listening
Write again
Do exercise part E in workbook
Prepare the Looking back and project.