Lesson 21. The Modal Perfect
GRAMMAR SECTION: THE MODAL PERFECT (MODAL VERB + HAVE + PAST PARTICIPLE) When we combine modal verbs with have +…
Lesson 20. Modals 2 (Obligation, Probability, Possibility)
GRAMMAR SECTION: REVIEW OF MODAL VERBS (OBLIGATION, PROBABILITY, POSSIBILITY) We use modal verbs to express obligation, probability, and possibility. …
