Acknowledgements
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, W = Worksheet, V = Video.
Literature Worksheets
Photography
The following images are sourced from Getty Images.
W1: Ken Jack/Getty Images News; W2: NurPhoto; W3: Godong/Universal Images Group; W4:
ALEXANDER NEMENOV/AFP; W5: DEA/S. AMANTINI /De Agostini.
Speaking Worksheets
Photography
The following images are sourced from Getty Images.
W2: Tim Graham/Getty Images News; George Rose/Getty Images News; ullstein bild; Tetra Images; Monty Rakusen/Cultura; DANIEL MIHAILESCU/AFP.
Culture Video Worksheets
Video Stills
The following stills are sourced from Getty Images.
V1: ISVID/Creatas Video+/Getty Images Plus; Sladic/Creatas Video; V2: 1971yes/iStock/Getty Images Plus; Faithfulshot/Image Bank Film; V3: Multi-bits/Image Bank Film; champja/Vetta; eastlight/Vetta; V4: MediaProduction/Vetta; BBC Universal/BBC Creative; watcharakorn malithong/Creatas Video+/Getty Images Plus; Mike Mackinven/Moment Video RF; V5: lenalir/Creatas Video+/Getty Images Plus; AzmanL/Creatas Video; RetroAtelier/iStock / Getty Images Plus; South_agency/Creatas Video; Lighthouse Films.
Video Worksheets
Video Stills
The following stills are sourced from Getty Images.
U2: Francois Guillot/AFP; Patrick Kovarik.
The following stills are sourced from other libraries/sources.
U1, U2, U7, U8, U10, U11, U14, U15: Purple Door Media Ltd.; U1: Alena Root/Alamy; U7: Classic Stock/Alamy; U10: Chris Jobs/Alamy.
The publishers are grateful to the following contributors: author Literature worksheets: Daniel Brint; author Culture video worksheets: Lucy Torres; author Video worksheets: Laura Clyde; author Review games worksheets: Simon Harwood; author Grammar worksheets: Simon Harwood; author Vocabulary worksheets: Lucy Torres.