Practice on modal verbs used in the passive form. Then a listening activity about how cans are made. Keys, audio file link and QR code included.More about inventions here: https://en.islcollective.com/mypage/my-creations?search_key=inventions&type=printables&option=published&id=620769&grammar=&vocabulary=&materials=&levels=&studentTypes=&skills=&languageExams=&dialect=&functions=&page=1&sorting_type=most_newest&filter_type=filter_all&view_type=list&view_length=12 - ESL worksheets