[ Grammar-Verbs & Nouns Singular, Plural, Gender ]
You are working very hard on this material.
A. action verb
B. helping verb
C. linking verb

Random Topics:
Modals of ObligationGrammar & VocabConjunctivesPast ParticiplesNoun Verb AgreementComparison of Adjectives and AdverbsPresent/Future/Past Simple/Present PerfectGerund after Prepositions and Certain VerbsPrepositionSentences and Non SentencesOther quiz:
Grammar › ViewCats are __________ than rabbits.
A. intelligent
B. intelligenter
C. more intelligent
D. as intelligent
Grammar › View
Hey look, there is ______ very interesting in the TV show.
A. everything
B. anyone
C. anything
D. someone
Modals › ViewComplete each dialog with the appropriate modal verb.
A: ___________ we use our notes during the test?
A. May
B. Are we
Past Modals › View
John ____________________________have called Amy, but he didn’t have her number. (past obligation)
A. must
B. could
C. should
D. may
