[ Grammar ]
Issac Newton came up with his theory of gravity when an apple suddenly fell on his head and dropped ____________ the ground.
A. below
B. onto
C. above
D. upon
Select your answer:

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Passive to ActivePassive Voice of TensesGrammar: Defining Relative ClausesPronouns of QuantityModals and Past TensesConditional Sentence Type 0-3DEGREE COMPARISONModals of AdvisabilityClausesPassive Modals, Impersonal PassiveOther quiz:
Phrasal Verb › ViewIt gets ____________after 7 p.m. Temperatures go down to −5º Celsius.
A. warmer
B. better
C. colder
D. up
Grammar › View
Choose the correct pronoun to replace the underlined word.
Tom’s mother worked hard to support the family.
A. Her
B. It
C. She
D. They
