[ Auxiliary Verbs ]
I wonder what Steve ___ thinking right now.
A. is
B. are
C. was
D. has

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Verb & GrammarPassive Voice in Past Simple TenseFuture Perfect ContinuousPresent Tense (Negatives and Questions)Verb Tenses and Subject Verb AgreementNoun, Adjective, and Adverb ClausesGrammar and Passive VoiceVocabulary, Adjective & PrepositionPronounciation and GrammarIndependent/Dependent Clauses & Relative ClausesOther quiz:
Irregular verbs › View2nd form of pay
A. payd
B. payed
C. paid
D. paied
Modal Verb › View
All people _____ obey the traffic rules.
A. mustn’t
B. have to
C. must
D. don’t have to
