[ Modal Verbs ]
When I entered the kitchen, I realized that the chocolate cake was all gone! Someone ____ it.
A. would have eaten
B. should have eaten
C. must have eaten
D. need to have eaten
E. had to eat

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Wish clauseModals and Past ModalsRelative Pronouns and AdverbsGerund, Infinitive, Bare VerbPhrase or ClauseModal and Relative PhrasesPresent and Past Perfect TensesModal PossibilitiesModal Verbs - ObligationAdjective + to + VerbOther quiz:
Adjectives › ViewJohn has problems at home.
A. Are good his marks?
B. Are his marks good?
C. Are goods his marks?
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This evening, we _____ play football at the field.
A. will
B. shall
C. should
D. would
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- were
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Facebook is a ______ application in the world.
A. popular
B. popularize
C. popularity
D. popularly
