Curated OER
Modals of Ability 1 - Can, Could, Be able to, May, Might
In this online interactive grammar skills learning exercise, students answer 13 multiple choice questions regarding modals of ability. Students may submit their answers to be scored.
Curated OER
Proofreading Activity: "The Twentieth Century"
In this proofreading worksheet, students mark infinitives, prepositional phrases, subjects and verbs in a paragraph titled "The Twentieth Century,"then edit for missing commas.