Acknowledgements

Editorial Management: Pablo Fernández de Córdoba and Isabel Gallardo
Freelance Editing: Paula González Fernández
Production Project Coordinator: Nikhita Chiranjeevi
Book design and page make-up: Pentacorbig and Darío Pérez; Blooberry Design; We Are Bold
Cover design: Chefer and Abel Gantoff Sosa; Blooberry Design; We Are Bold
Audio recordings: Kite Recording Studio; Bendito Sonido; Ian HarKer and Robert Lee

The authors and publishers acknowledge the following sources of copyright material and are grateful for the permissions granted. While every effort has been made, it has not always been possible to identify the sources of all the material used, or to trace all copyright holders. If any omissions are brought to our notice, we will be happy to include the appropriate acknowledgements on reprinting and in the next update to the digital edition, as applicable.

Key: U = Unit, P = Project

Vocabulary Worksheets

U7: imetlion/iStock/Getty Images Plus; saras66/Shutterstock; David South/Alamy; kosmos111/Shutterstock.

Andrew Hennessey; Andrew Painter; Anna Hancock (Diggory); Ben Hasler (NB Illustration); Bernice Lum: ED Myer; Kay Jackson (Bright).

Grammar Worksheet

Andrew Hennessey; Anna Hancock (Diggory); Ben Hasler (NB Illustration); Bernice Lum; Joelle Dreidemy; Kay Jackson (Bright); Judy Brown;

Culture Worksheet

All the photos are sourced from Getty Images.

Living in an igloo: Ton Koene photography/Moment Open; AFP; Nature in Okavango: nicolamargaret/iStock/Getty Images Plus; Lost Horizon Images/Cultura; Wolfgang Kaehler/LightRocket; cinoby/E+; Wolfgang Kaehler/LightRocket; 2630ben/iStock/Getty Images Plus; cinoby/E+; Wolfgang Kaehler/LightRocket; Life in different climates: lippyjr/iStock Editorial/Getty Images Plus; Totajla/iStock/Getty Images Plus; Eggs come from chicken: ALLEKO/iStock/Getty Images Plus; Lew Robertson/Stone; Nuthawut Somsuk/iStock/Getty Images Plus; Susan Thompson Photography/Moment; tanyakveton/Moment; Bloomberg; Jonathan Gelber.

Festivals

All the photos are sourced from Getty Images.

Bonfire Night: carduus/DigitalVision Vectors; Andrew_Howe/E+; Jupiterimages/Photolibrary/Getty Images Plus; Dorling Kindersley; Ron Burton/Hulton Archive/Getty Images Plus; Juanmonino/E+; mightyisland/DigitalVision Vectors; Rosemary Calvert/Stone; Australian Christmas: Martin Harvey/Gallo Images/Getty Images Plus; Manfred Gottschalk/Stone; id-work/DigitalVision Vectors; Susie Adams/Moment; Trinh Le/EyeEm; pixdeluxe/E+; Lesyy/iStock/Getty Images Plus; Pancake day: MyLoupe/Universal Images Group; jamtoons/DigitalVision Vectors; LokFung/DigitalVision Vectors; uncle-rico/DigitalVision Vectors.

Projects

All the photos are sourced from Getty Images.

Tourist Map: Dabitxu7/iStock/Getty Images Plus; kylieellway/iStock Editorial/Getty Images Plus; GUILLERMO LEGARIA/AFP; Carlos Muina; Lord_Kuernyus/iStock Editorial/Getty Images Plus; PhotographyFirm/iStock/ Getty Images Plus; Peter Cade/Photographer's Choice; Klaus Vedfelt/DigitalVision; Time Capsule: Fancy/Veer/Corbis/Getty Images Plus; Image Source.

La Cosmonauta

Home Booklet

p. 7 (ladybird): mikroman6/Moment/GettyImages; p. 7 (harvesting): Richard Newstead/Moment/GettyImages; p. 7 (sand dunes): Egmont trigl/imageBROKER/GettyImages; p. 7 (maine river): Francis Cormon/GettyImages; p. 10 (ice skating): Bill Allsopp/LOOP IMAGES/Corbis Documentary/GettyImages; p. 10 (boys singing): Sri Maiava Rusden/Photolibrary/GettyImages; p. 10 (bowling): Michael H/DigitalVision/GettyImages; p. 10 (soccer): Kevin Dodge/Corbis/GettyImages; p. 13: photography by Maico Presente/Moment/Getty Images; p. 16: Rawpixel/iStock/Getty Images Plus/GettyImages; p. 19 (toad): Robert Trevis-Smith/Moment/GettyImages; p. 19 (python): SarahB Photography/ Moment/GettyImages; p. 19 (turtle): James Perdue/EyeEm/Getty Images; p. 19 (iguana): kuritafsheen/RooM/GettyImages; p. 19 (rattlesnake): Martin Harvey/DigitalVision/GettyImages; p. 19 (tree frog): Images from BarbAnna/Moment/GettyImages; p. 19 (desert lizard): zhouyousifang/Moment/GettyImages; p. 19 (salamandra), p. 19 (kammmolche): ullstein bild/GettyImages; p. 22 (ice lake): Jekurantodistaja/iStock/Getty Images Plus/GettyImages; p. 22 (map): Planet Observer/UIG/Universal Images Group/ GettyImages; p. 22 (pouring rain): Gunnar Svanberg/Stone/Getty Images; p. 22 (great well): LuismiX/Moment Open/GettyImages; p. 22 (rtokkur): Roc Canals Photography/Moment/GettyImages; p. 22 (herbs): zeleno/Stock/Getty Images Plus/GettyImages; p. 25 (man with baby): Vanessa Davies/GettyImages; p. 25 (oil massage): Ridofranz/iStock/ Getty Images Plus/GettyImages; p. 25 (olive oil): GSPictures/E+/GettyImages; p. 25 (arm sling): Science Photo Library/GettyImages; p. 25: aliasemma/Shutterstock; p. 25: Antonova Anna/Shutterstock; p. 28: David South/Alamy; p. 28: Pecold/Shutterstock; p. 31: Vadym Zaitsev/Shutterstock; p. 31: Mihai Simonia/Shutterstock; p. 31: Cultura Science/Jason Persoff Stormdoctor/Getty Images; p. 31: Aaron Horowitz/Corbis; p. 31: B747/Shutterstock; p. 31: Igumnova Irina/Shutterstock. Front cover photography by Venus Angel/Shutterstock; Jiang Hongyan/Shutterstock; Volodymyr Krasyuk/Shutterstock; Pablo Inones/Shutterstock; StudioByTheSea/ Shutterstock; Gelpi/Shutterstock.

Flashcards

Pablo Gallego: illustration; Hardinge (Monkey Feet): illustration