Pag. 31 es. 1
In pairs, label the photos with the words in the box. Then listen, check and repeat.
1. chemistry: A
2. physics: F
3. marine biology: E
4. archaeology: B
5. geology: D
6. ecology: C

Pag. 31 es. 2
Listen and choose the correct answer.
1. What does the girl want to study in the future? – photo C
2. The girl and the boy have both seen one of the documentaries. What was it about? – photo D

Pag. 31 es. 3
Complete the descriptions with the words in the box.
1. A chemist finds ways to make chemicals useful to society.
2. An ecologist studies ways of protecting the environment.
3. A geologist studies rocks and the history of the earth.
4. A physicist asks ‘big’ questions about the laws of nature.
5. An archaeologist studies people who lived thousands of years ago.
6. A marine biologist studies, observes and protects marine life.

Pag. 31 es. 4
Listen to five speakers. Choose from the list A –F what each speaker wants. Use the letters only once. There is one extra letter.
Speaker 1: B
Speaker 2: F
Speaker 3: A
Speaker 4: D
Speaker 5: C

The speaker wants to:
A. find answers to important questions.
B. discover new things that help people.
C. explore oceans and preserve the ocean environment.
D. study our prehistoric ancestors.
E. study the evolution of our planet.
F. find solutions to nature’s problems.

Pag. 31 es. 5
Complete the questions about the speakers with the words in the box. Then listen and answer the questions.
1. Who wants to collect evidence about global warming? Speaker 5. 
2. Who wants to make new discoveries and find new cures? Speaker 1.
3. Who loves doing experiments and analysing data? Speaker 3.
4. Who spent hours in the Egyptian room in the Louvre? Speaker 4.
5. Who is doing research into climate change? Speaker 2. 

Pag. 31 es. 6
Complete the table. Then listen, check and repeat. Mark the stress.
Subject
1. archaeology
2. biology
3. chemistry
4. ecology
5. geology
6. mathematics
7. physics
8. science

Job
1. archaeologist
2. biologist
3. chemist
4. ecologist
5. geologist
6. mathematician
7. physicist
8. scientist

Pag. 31 es. 7
Complete the WOD STORE 2D. Add nouns or verbs to the table. Mark the stress. Then listen, check and repeat.
NOUN
1. analysis
2. discovery
3. evolution
4. exploration
5. imagination
6. observation
7. preservation
8. protections
9. solution

VERBS
1. analyse
2. discover
3. evolve
4. explore
5. imagine
6. observe
7. preserve
8. protect
9. solve

Pag. 34 es. 1
In pairs, look at the photos and say in what ways these things are different today.
1. People don’t buy records now – they download music from the Internet.
2. People no longer buy this type of car – it’s an old model, now they buy fashion cars.
3. People don’t use typewriter now – they use other thing at school.
4. People don’t use home telephone – technology has now given them the mobile phone and they no longer have relationships.
5. People don’t buy camera now – they take photos with mobile phones.

Pag. 34 es. 2
Listen to Chris talking with his granddad. Are the statements about Chris’s granddad true (T) or false (F)?
1. He used to phone people from the phone in the sitting room. T
2. He used to send text messages. F
3. He didn’t use to live near his friends. F
4. His mum didn’t use to like the loud music in his bedroom. T
5. His parents bought him a camera for his sixteenth birthday. T
6. He used to have five or six good friends. T

Pag. 34 es. 3
Read the GRAMMAR FOCUS. Then complete the examples using the past forms in blue in Exercise 2.

GRAMMAR FOCUS
used to
• You use used to + infinitive to talk about past states that are no longer true.                                                                             He used have five or six good friends.
• You use used to + infinitive to talk about regular past actions that don’t happen any more.                                                         He used to phone people from the phone in the sitting room.
• You don’t use used to + infinitive to talk about a past action that happened once only, you use the Past Simple.                         His parents bought him a camera for his sixteenth birthday. (NOT used to buy)

Pag. 34 es. 4
Complete the sentences with the correct form of the verbs in brackets. Use used to or the Present Simple.
1. People didn’t use to use their cars much, but now they drive everywhere.
2. People update their online profiles now, but they used to write letters.
3. Children play iside now, but in the past they used to play outside.
4. Teachers used to suggest books, but now they give out website addresses.
5. Families used to watch TV together, but now they watch it individually.
6. Students use Google now, but they used to look up thing in encyclopedias.
7. Parents didn't use to worry so much, but now they give children less freedom.

Pag. 34 es. 5
Where possible, replace the Past Simple in the sentences with used to.
When I was at primary school:
1. my parents took/used to take me to school every day.
2. I didn’t go/didn’t use to go online much.
3. I went on a school trip to the Science Museum.
4. I didn’t like/didn’t use to like school dinners.
5. my parents bought me my first mobile phone.
6. I wanted/used to want to be an astronaut.

Pag. 34 es. 6
In pairs, write questions for the sentences in Exercise 5. Then ask and answer the questions.
1. A: Did your parents use to take you to school? B: Yes, they did.
2. A: Did you use to go online much? B: No, I didn’t.
3. A: Did you go on a school trip to the Science Museum? B: No, I didn’t.
4. A: Did you use to like school dinners? B: No, I didn’t.
5. A: Did your parents buy you your first mobile phone? B: Yes, they did.
6. A: Did you use to want to be an astronaut? B: No, I didn’t.

Pag. 38 es. 1
Complete the sentences with the correct form of the verbs in the box. There are two extra verbs.
1. Can you help me? I don’t know how to fix a problem with my computer.
2. The instructions say I must click on an icon, but I can’t see it.
3. I go online every day to read the news and answer emails.
4. I usually get home very late, so I’m often tired.
5. He visits a website about cars once a week to check the prices.
6. Open the text document and complete it.

Pag. 38 es. 2
Complete the sentences with the correct form of the words in capitals.
1. The development of advanced computers has taken very little time. DEVELOP
2. To contact Tom, I often use our favourite social networking site. NETWORK
3. This information is from 2012. Why don’t they date their website? DATE
4. After years of work, the scientist made an important discovery. DISCOVER
5. Use your imagination and you will write something creative. IMAGINE
6. He works as a scientist in a laboratory. SCIENCE

Pag. 38 es. 3
Use the prompts to write sentences.
1. The first moon landing was in 1969.
2. My brother has studied at univeristy still ten years ago.
3. Mabel found some keys on the pavement yesterday.
4. I had my first driving lesson last week.
5. I was talking on my mobile phone when my mum asked me a question.
6. What did you do this time last year?

Pag. 38 es. 4
Choose the correct options.
1. Did he use to live here before moving to Oxford?
2. She didn’t go shopping yesterday.
3. I didn’t use to like spicy food. Now I love it.
4. We did a lot of exercise last weekend.
5. Did you use to ride a bike to school?
6. Did she buy a laptop last year?

Pag. 38 es. 5
Choose the answer A, B or C, that is closest in meaning to the underlined words.
1. When my brother got his first job, he was a student. (C, used to study)
2. Can you help me come up with a solution to my problems? (C, find)
3. A: When I was a child, I was in a serious car accident and I spent a month in hospital. B: What a nightmare! (B, That sounds frightening)
4. I had an accident in the mountains, but luckily, I managed to phone for help. (B, fortunately)
5. I didn’t use to send my homework to my teacher by email five years ago. (A, didn’t send)

Pag. 38 es. 6
Choose the correct answer A, B or C, to complete both sentences.
1. Where shall I hang this picture? - Please don’t hang up. I have something more to tell you.
2. Can you show me how to log on to this computer, please? - I don’t like flying on board small planes.
3. I can’t carry this bag any further. It’s too heavy! - I don’t like studying chemistry from a book. I’d like to carry out experiments in our school lab.
4. They want to follow world events, so they buy a newspaper every day. - Do you follow your favourite pop stars on Twitter?
5. I can’t figure out how to do this exercise. - Please turn off the light before you go out of the room.
6. Tara uses her mobile phone to go online. - I’ve got so much homework, I think I’m going to go crazy.