Sunrise 12 Answer Key

Supplementary Worksheets Answer Keys Level 12 Unit 1 1 1 2 3 4 5 6

(Example) If the screen is showing your flight’s gate number, you need to go to the gate. Next, you need to show your passport and boarding pass to the assistant at the entrance to the gate waiting area. After that, you you have to sit in the waiting area until they call all the passengers to go through and get on the plane. Then you show your passport and boarding pass again as you leave the waiting area and go to the plane. Finally, you get on the plane, show your boarding pass one more time, turn left or right and go through the plane until you find your seat.

2 1 (Example) 2 What about 3 I suggest 4 Let’s 5 Why not

3 1 (Example) 2 higher 3 richer 4 more important 5 the highest 6 largest 7 the biggest 8 the most amazing 9 lower than 10 highest 11 higher than 12 more quickly than 13 taller than 14 longer than 15 more than 16 the most famous 17 smaller 18 more beautiful than

Unit 2 1 1 (Example) 2 till 3 by 4 during 5 by 6 during 7 at 8 on 9 by 10 on 11 in

2 1 2 3

(Example) Don’t you remember ...? Can’t you work out ...?

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Will you be cycling with a team? No, I’ll be riding alone. When will you be starting your journey? I’ll be starting at this time next week. Will you be beginning the journey from London? Yes, I’ll be leaving from the Olympic Stadium. Which country will you be visiting first? I’ll be travelling to France first. Will you be getting there by sea or through the Tunnel? I’ll be going there by sea.

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Sunrise 12 Answer Key

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How far will you be cycling every day? I’ll be trying to do an average of 200 kilometres a day. Will you be riding seven days a week? No, I’ll be stopping to rest at least one day a week. How many countries will you be visiting? If everything goes according to plan, I’ll be passing through 76.

Unit 3 1 1 2 3 4 5 6

(Example) Today, the minds of these people cannot cannot really be understood. Their religious ideas can can only be guessed because, of course, nothing was written down 4,600 years ago. However, the strength of their ideas can be seen in the enormous stones of Stonehenge. Stonehenge was built by thousands of people over a very long period of time. The stones were pulled for miles by large teams of men. and this was all done without the help of a single machine.

2 1 (Example) 2 may help 3 must have used 4 must m ust have eaten 5 can’t have used 6 may have had 7 could have happened 8 might have chosen 9 may have travelled 10 may not be 11 could find

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6 7

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(Example) A It’s being investigated now. That work is going to be finished on June 17th. They’ve already been taken to the museum. That job was finished on June 1st. They’re being photographed now. That work is going to be finished tomorrow. No, a report on these finds hasn’t been written yet. That job is going to be finished on June 25th. Yes, it has. That work was finished on May 31st. It’s going to be finished on September 30th.

It is said that human beings came from Africa and gradually moved all over the world. It is thought that farming first started in Mesopotamia, a region that is now mainly Iraq. It is believed that the first cities developed on rivers such as the Indus and the Euphrates.



Unit 5 1 Chart f 1 (Example) 2 There is over thirty times more salt water than fresh water on our planet. 3 Fresh water is only about a thirtieth of the total quantity of Earth’s water. Chart g 4 More than 75% of all the fresh water on Earth is in the form of ice. 5 The quantity of ground water and active water together is less than a quarter of the total amount of fresh water. 6 The amount of ice is over three times the quantity of ground water and active water put together. Chart h 7 Just over half of all active water consists of water in lakes. 8 The amount of water in the atmosphere is over twice the quantity in rivers and wetlands. 9 The total of water in lakes, rivers and wetlands is a little under 55% of all active water.

2 1 a If the world does not produce more food, we will not be able to feed ourselves in future. b As long as the world produces more food, we will be able to feed ourselves in future. 2 a Unless farmers farm less intensively, they will not be able to avoid future disasters. b As long as farmers farm less intensively, they will be able to avoid future disasters. 3 a As long as humans used hydroponics, they would be able to eat in deep space. b If humans did not use hydroponics, they would not be able to eat in deep space.

3 1 a The squire ought to have kept quiet about the plan to find Captain Flint’s treasure. b If he had kept quiet about the plan, Long John Silver would not have wanted to join the crew of the Hispaniola. Hispan iola. 2 a The squire should not have allowed Long John Silver to choose members of the crew. b If he had not allowed him to do that, the Hispaniola would not have sailed out of Bristol with a crew full of pirates. 3 a The squire ought not to have kept everything out of Captain Smollett’s control. b If he had not kept everything out of Smollett’s control, the Hispaniola’s new captain would have been able to choose an honest crew.



Unit 6 1 1 2 3 4 5 6

(Example) This is a site in Kurdish and English which aims to encourage international support. It was set up by a group of people who call themselves the ‘Friends of Erbil Citadel’. I’m the website designer they asked to design and maintain the website. ‘About Erbil Citadel’ is the page they wrote to explain the Citadel’s history. ‘Saving the Citadel’ is the section which tells you about the conservation project.

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(Example) He talks about the region where Upper Mesopotamia lay. He discusses the date when Erbil probably began. He suggests a reason why it started to grow. He describes the place where the Citadel stands today. He mentions the year when the plan for the Citadel’s conservation was agreed.

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(Example) This happened because of his brother Mark, who was already a website designer. Mark, who is three years older than his brother, helped Steve to build his first website. Steve, who was a member, built the site for the university basketball team. He was very proud of his first site, which gave fans news about the team’s activities. After this, he managed to change to a course in computer graphic design, which he enjoyed much more than architecture.

(Example) She went to college so that she could develop her IT skills. skills. She applied for her job so so as to / in order to use both her IT and her people skills. skills. The help-desk section where she works was set up for the purpose of helping customers with hardware and software problems. She spends time with each customer so that they can work together to solve his / her IT problem step by step.

Unit 7 1 A 1 (Example) 2 to give 3 feeling 4 to do 5 to go / going 6 thinking 7 spending 8 to support 9 damaging 10 to work / working



C 1 a b 2 a b

(Example) used to live I’m used to living use to have got used to working

2 Stella said that it was great to hear from Kate, and she asked how life was in Kurdistan. Kate replied that it was fine, and she inquired how things were with Stella. Stella answered that everything was going well. Then Kate said that she had just been on the phone with one of her students. She explained that he was in New York for a few days, and she wondered if Stella could meet him. Stella agreed that that was possible. But she wanted to know what he was doing in New York. Kate told her that he was there for a big youth conference.

3 (Suggested answers) 1 (Example) 2 On getting 3 While waiting 4 While reading 5 since getting up 6 before entering 7 After finding 8 On receiving 9 After completing 10 After reaching

Sunrise 12 Answer Key

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