[ Modals ]
She must _____ in the garage when we came that’s why she didn’t hear the bell.
A. have been working
B. be working
C. have worked
D. work

Random Topics:
Gerunds in SentencesGrammar - QuantiflierArticles and QuantifiersComparativesInfinitive or GerundWishesSimple Present and Present ContinuousSubordination ConjunctionsTenses and Time MarkersModals and Active and Passive VoiceOther quiz:
Past Simple › ViewI ________ (walk) to school because there weren’t any buses.
A. walkied
B. walk
C. walked
Modal Verbs › View
He came into the room________ quietly that no one heard him.
A. so
B. such
Prepositions › ViewI differ ______ you on this point.
A. Against
B. Near
C. Below
D. With
Grammar › View
My sister, who always (arrive) early, was the first to arrive at the party.
A. arrive
B. arrived
C. arrives
D. will arrive
