[ 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:
Lend vs. Borrow › ViewNever __________ money to Steve! He’ll never pay you back.
A. Lend
B. Borrow
Past Perfect Tense › View
Which event happened first?
I couldn’t get into the house. I had lost my keys.
A. couldn’t get into the house
B. Lost my keys
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
