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Modal Auxiliaries and Similar ExpressionsInterjections, Tag Questions and Nouns of Direct AddressPrepositions of Time & PlacePresent Simple x Present ContinuousIdentify The TensesAlong & AgainstModals, Phrasal Verbs, Gerunds and InfinitivesIf/Unless - Conditional type 1Regular Plural NounsHow many / How much - Is there / Are thereOther quiz:
Grammar › ViewNothing has happened / yesterday morning
A. yet
B. already
C. since
D. for
Grammar › View
I ___________________________ when I heard a loud knock on the door.
A. is sleeping
B. am sleeping
C. was sleeping
D. were sleeping