[ Grammar ]
It is crucial that all members of staff ………………………. with security rules.
A. to be
B. be
C. are

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If- ConditionalHave GotAsking & Giving OpinionPresent Continuous TenseNoun, Pronoun, Adjective, VerbAdverbial Clauses of Reason / CauseSubordinating ConjunctionSecond Type ConditionalAdjectives and VocabularyConnectivesOther quiz:
Grammar › ViewHe needs a dollar …
A. to buy a pen
B. for to buy a pen
C. for buy a pen
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Melissa’s husband has not returned from work. She’s ________.
A. worried
B. worrying
Find the word with a stress pattern different from the others
A. television set
B. white house
C. White House
D. alarm clock
Grammar › View
Nobody ______ to take photos in the Louvre museum. It’s forbidden.
A. is allowed
B. should
C. must
D. can
