[ Modal Auxiliary Verb ]
Jane was so tired. She ___ have worked days and nights.
A. Should
B. Must
C. Need

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Grammar - FutureHope, Thank, Modal VerbsV-ing/to-VVerbs & Verb TensesModals and Modal PerfectsPossesive Pronouns and Modals of AbilityPast Simple VS Used toAdjective ClausesVerb to beSimple Future TenseOther quiz:
Grammar › ViewAndy and Den ……. (to discuss) the plans for their winter holidays for two hours now.
A. have discussing
B. has been discussing
C. have been discussed
D. have been discussing
Articles and Determiners › View
I want ____ boat which would take me to the island.
A. the
B. an
C. those
D. a
