[ Modals ]
Choose the best modal to complete this sentence:
You ___ enter the X-Ray room when the red light is on. You might get exposed to radiation.
A. have to
B. must
C. must not
D. cannot

Random Topics:
Modals and Past TensesModals and Past ModalsDo not or Does notVerb-ing and InfinitivePossessive AdjectivesGrammar - to be, possessive, have gotQuestion tag and + - AgreementZero & First ConditionalPhrasal Verb and ModalZero Conditional SentenceOther quiz:
Definitions, Synonyms › ViewChoose the best synonym for:
bring
A. Deem
B. Initiate
Grammar › View
Daisy (agree) with other members in the last meeting.
A. agreed
B. agrees
C. will agree
D. has agreed
