[ Modal Verbs ]
You ______ have to pay in cash, as we do not accept credit cards.
A. could
B. can
C. should
D. will

Random Topics:
Pronouns ( Interrogative )Gerund after Prepositions and Certain VerbsInfinitives and GerundsModals Deduction: cant /mustGrammar TOEFLInterrogative PronounsSpellingGrammar RulesThe Future Simple TensePronoun & Present SimpleOther quiz:
Lexico and Grammar › ViewIn fact, to move at any speed the polar bear uses ______ do most other mammals.
A. twice energy more than
B. more than twice energy
C. twice as much energy as
D. much as twice energy as
Grammar › View
Ingrid, Paul! Please behave ______________
A. Themselves
B. Yourself
C. Yourselves