[ 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:
Grammar › ViewA company always _____ extensive market research before it launches a new product
A. does
B. makes
Contrast Linking Words › View
_____ the weather was bad, we enjoyed our trip.
A. despite/in spite of
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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
