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Grammar - Verb FormsAntonymsGerunds, Infinitives and Modals of PossibilityGrammar and StructurePronouns ( Interrogative )-Ing and Infinitive Verb PatternsGrammar for TOEFLHave GotGrammar and Sentence CorrectionVocab CheckingOther quiz:
Grammar › ViewIs there a broom in the kitchen?
A. No, there isn’t.
B. Yes, there are.
C. Yes, there is.
D. No, there are.
Grammar › View
Scientists finally …….. find a cure for the disease after years of research.
A. managed to
B. can
C. could
