[ Grammar ]
How do you form the present progressive?
A. Present tense of be + verb-ing
B. Past tense of be + verb-ing
C. Present tense of be + base form of verb

Random Topics:
a, an, the, zero articleAdverbs by TypeModals, Conditionals, and Clauses- Defining, Non-definingPast Simple TensesPassive to ActiveQuestion TagsModal Verbs of PermissionPast TensesPast Perfect Tense and Past TensePreposition FormOther quiz:
Infinitive & Gerund › ViewI would rather _______ at home than go to the party.
A. stay
B. staying
C. to stay
D. stayed
Sentence Fragments and Complete Sentences › View
The shiny new car.
A. Sentence Fragment
B. Complete Sentence