U-1 Technology and society 1 Grammar

U-1 Technology and society

1 Grammar

1. 
   Technology is more interesting than geography.
   
2. 
   Proton M is older than Ariane S.
   
3. 
   A smart car is less powerful than a lorry.
   
4. 
   Electric engines are more efficient than petrol ones.
   
5. 
   This old PC works more slowly than my new laptop.
   
6. 
   The new model goes faster than the old one.
   
7. 
   Computers are much smaller now than thirty years ago.
   
8. 
   The new operating system is much more expensive than the old one.
   

2 Key words from the unit

1. 
   Carbon emissions cause global warming.
   
2. 
   A smoke detector is a safety device.
   
3. 
   Download the latest software from the website.
   
4. 
   He can hack into any company’s intranet.
   
5. 
   There seem to be new innovations every day.
   
6. 
   China is building a lot of power stations.
   
7. 
   Thrust is measured in kN.
   
8. 
   Rockets are used for space exploration.
   

3 Comprehension

1. 
   What are ‘these things’ in the first paragraph?
   
2. 
   Who designs these things? - Engineers and technologists design these things.
   
3. 
   Which old technology do mobile phones use? - They use radio waves
   
4. 
   Who maintains technological equipment? - Technicians
   
5. 
   Look at the list of technology around us. Find four things that you have used today. - I have used a car, a mobile phone, a computer and smart things.
   
6. 
   What are two negative effects of technology?
   
   1. 
      Technology affects our sleeping habits.
      
   2. 
      Technology leaves us feeling isolated.
      

4 Words from the text

1. 
   two subjects ending in -ology — technology, biotechnology
   
2. 
   two subjects ending in -ics — mechanics, electronics
   
3. 
   two jobs ending in -ian — technician, electrician
   
4. 
   two gadgets ending in -ers — computers, satellite receivers
   
5. 
   two gadgets ending in -ors — monitors, smoke detectors
   
6. 
   two nouns ending in -tion or -tions — information, telecommunications
   

5 Further vocabulary practice

1. 
   Oil is very useful, but it also causes pollution.
   
2. 
   The weight of the Boeing 747 is 397,000 kg.
   
3. 
   It has a top speed of 1,127 kph.
   
4. 
   This car has a very powerful engine.
   
5. 
   This new computer has a better monitor and a larger memory than the old one.
   
6. 
   The manufacturing industry uses machines to make things in large numbers.
   

6 Compare two things

Notebook computers are smaller and lighter than desktop computers, so you can carry them more easily. However, desktops are expensive than notebooks. They are also faster and more powerful. They have bigger screens and keyboards too. I prefer a desktops because is more powerful.