[ 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:
Grammar › ViewThe lights were red but the car didn’t stop. The driver ….. the red light.
A. might not have see
B. might not have seen
C. might have not seen
Grammar › View
They walked slowly ______ the cave.
A. into
B. off
C. before
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