[ Geography ]
The Core of the earth is made up of…
A. Mainly of iron in the liquid form
B. Mainly of nickel in the liquid form
C. Both iron and silica in the liquid form
D. Both iron and magnesium in the plastic state

Random Topics:
Prepositions of Place and TimeModals and ConditionalsVerb AgreementConjunctions, Interjections and Sentence TypeConnectorsPresent Perfect ContinuousConnectivesDo not- Does notPrepositions of MovementVocabulary and IdiomsOther quiz:
Grammar › ViewI’m _____ New York.
A. in
B. for
C. at
D. of
Relative Clauses › View
My best friend can compose songs ___________our class sing together very well.
A. who
B. when
C. where
D. which
Articles & Preposition › ViewWhere are you going? A: I’m off to ____ airport.
A. a
B. the
C. No Article
Tenses › View
_____ tea is too sweet for me.
A. a
B. an
C. the
D. –
