Here are a few links to access digital books:
Classicly offers free access to classic English novels in the public domain and can be read directly online.
Teen Book Cloud is an online collection of enhanced novels, ebooks, graphic novels, videos and audio books for teens and adults of all reading levels. Username: tumble2020 Password: A3b5c6
Tumble Books is available through the Bibliothèque et Archives nationales du Québec (BAnQ). Although many of the resources are for elementary students (e.g. picture books), there are also some ebooks, graphic novels and non fiction titles that could appeal to your Sec 1-2 students’ interests and reading level. Click on the link, scroll down and then click on the blue Tumble Books box.