[ Tenses ]
Listen! Someone (knock) __________ at the door.
A. Present Continuous – is knocking
B. Simple Present – knocks
C. Simple Present – knock
D. Present Continuous – are knocking
Select your answer:

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Conditional and Mix Conditional SentenceSimple Present VS Present ContinuousConditionalsComparison of Adjective and AdverbToo or EnoughPresent Continuous vs Future TensesSuffixes and TensesAdjectives, Adverbs, and PrepositionsPast Simple or Past ContinuousComparatives - SuperlativesOther quiz:
Subject Verb Agreement and Tenses › ViewEveryone in the class were present yesterday.
A. Everyone in the class were present yesterday.
B. Everyone in the class was present yesterday.
Grammar › View
The policeman ___ his motorcycle to perscute the thief.
A. rode
B. read
C. put
D. heard
