[ Modals of Deduction ]
They ___ have gone home early. The office is empty.
A. must
B. might
C. could
D. All of the above

Random Topics:
Passive Voice & TensesModalsSimple Past Tense (was/were)Tenses - Present and PastGrammar and Sentence CorrectionPast Perfect and Past Perfect Continuous TensePast Simple and Past ProgressiveVerb + InfinitiveSimple Present vs Present ProgresiveModals and PhrasesOther quiz:
Adverb Clauses › View__________ it’s raining, we have decided to go the mall instead.
A. Until
B. If
C. Although
D. Since
Grammar › View
Choose the correct auxiliary verb (Do or Does) to complete the interrogative form in the sentence:
________ She play the piano?
_______
A. Dos
B. Do
C. Does
Western Europe Countries › ViewWhat is the capital of Sweden?
A. Berlin
B. Oslo
C. Helsinki
D. Stockholm
Grammar › View
. If my colleagues had wanted my opinion, they _______ it.
A. would have asked for
B. would have asked
C. have asked about
D. had asked
