[ Grammar ]
______ continuously for 12 hours, Tom felt tired and sleepy.
A. worked
B. Having worked
C. Having been worked
D. Working
Select your answer:

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Pronounciation and GrammarPassive Voice - Present TensesGerund after Prepositions and Certain VerbsModal Verbs, Passive Voice & ConditionalsSimple Present and Present Continuous TenseGerunds in SentencesMix-TensesCoordinate ConjunctionPast Tense (Regular and Irregular)Wish / If only ( Present)Other quiz:
Tenses and Adjectives › ViewDuring a family gathering, Faisal shared a story about his recent activities. Which sentence from his story contains a past tense verb?
A. He runs every day.
B. He will run tomorrow.
C. He is running fast.
D. He ran yesterday.
Plural › View
What’s the plural of bison?
A. Bison(s)
B. Bisones
C. Bisonies
