[ Vocabulary ]
a layer of hot, solid rock directly below the crust
A. crust
B. mantle
C. inner core
D. outer core
E. magma

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Perfect Tenses and VocabularyModal Auxiliaries and To Be VerbsPast TensesConditional Sentences Type I, IIGrammar - Sentence StructureDefinite, Indefinite and Zero ArticlesModifiersVerb BETenseCountable and UncountableOther quiz:
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A. you will lend
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Kinds of Nouns › View
poverty
A. Common Noun
B. Proper Noun
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