Combined requests and offers PDFs. See the links below for ones on just one of those functions. If you like anything here and want more, please support TEFLtastic.
Updated 2 February 2020
Lists of useful language for making offers and requests
Photocopiable requests and offers classroom activities
Please + imperative for offers and commands in presentations (especially useful to stop student using imperative for requests)
Dealing with requests and enquiries line by line brainstorming (including telephoning language and roleplays)