[ Vocabulary ]
rock that forms when magma or lava cools and hardens
A. igneous rock
B. sedimentary rock
C. metamorphic rock
Select your answer:

Random Topics:
Grammar CorrectionVocabulary and IdiomsSo or SuchPresent Simple/AffirmativeHave GotPast Simple (Questions)Conjunction and PunctuationFuture Perfect vs Future ContinuousNouns and QuantifiersModal AuxiliariesOther quiz:
Vocabulary & Grammar › ViewSome people still watch films on _____________.
A. DVDs
B. candles
C. chargers
D. inventions
Adverb of Concession › View
_______ Adrian got up late, he could catch the last train to Seoul.
A. Although
B. Despite
C. In spite
