A good PDF exercise should cover the full range of question types:

Ministries of Education (MOE) in Singapore and the UK occasionally release past "bite-size" learning materials.

Secondary 1 (S1) English reading exercises, focus shifts from simple word recognition to "Close Reading" and analyzing writer effects. You can find various free PDF resources and practice papers from schools and educational organizations: Holyrood Secondary School 1. School-Specific Revision Papers (PDF)

Why have PDFs become the preferred medium for supplementary education? The