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  • Aa is one of the few words in the English language which consist entirely of vowels.
Question 1:
Aa is one of the few words in the English language which consist entirely of vowels. The word is used in geology to refer to what natural formation?
A. A type of lava
B. Underwater cave
C. A rare type of soil
D. Steep canyon

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Trivial Practice Quiz rated - Test 129 | Englishfreetest.com