[ Tenses ]
Listen! Somebody ______________ the door.
A. has knocked
B. knock
C. is knocking
D. knocked
Select your answer:

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World Literature VocabularyVerb Moods and Vague PronounsPreposition & GerundVerb and VocabularyPossessive Adjectives & Possessive PronounsApostrophes and Quotation MarksGrammar - Nouns, Verbs, and AdjectivesThird ConditionalPresent Tenses and VocabularyTime and CalendarOther quiz:
Conjunction › ViewTom forgot to bring his school bag home _____ he could not do his homework.
A. and
B. so
C. for
D. but
Homophones › View
I am the colour of the sky and oceans
A. Blew
B. Blue
