[ Grammar ]
There must be some _________. This is all wrong.
A. mistake
B. mistakes
C. mistaken
D. mistaking
Select your answer:
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InfinitivePresent, Past and Future TensesConjunctions and Verb TensesClause Markers TOEFL GrammarFuture Perfect ContinuousVocabulary, Grammar, SpellingSimple and Continuous Present TensePresent Progressive or Present SimpleArticles with SubstancesPhrase vs ClauseOther quiz:
Grammar › ViewHe must have ___ the keys at home.
A. leave
B. left
C. leaving
D. leaves
Grammar › View
What is the subject of this sentence:
“The Necklace” takes place in Paris in the second half of the 19th century.
A. Paris
B. The necklace
C. 19th century
D. place