[ Grammar ]
Antarctica is the _______ place on earth.
A. coldest
B. more colder
C. colder
D. cool

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Perfect and Past TensePast Perfect and Past Perfect ContinuousModalBe used to vs used toSubordination ConjunctionsAdverbs by TypeVocab CheckingSimple Past TenseAdjectives and PrepositionsVerbs and Subject Verb AgreementOther quiz:
Tenses › ViewUp to now, Mary __________________ to the United States. (NEVER BE)
A. has never gone
B. has never been
C. had never gone
D. had never been
Grammar › View
. Which of the following words is a noun?
A. Run
B. Beautiful
C. Happiness
D. Quickly