[ Modals Verbs ]
The rules ____ carefully.
A. must be followed
B. must follow
C. must be followed
D. are follow
Select your answer:

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Adverbs, Modals, Preposition of timeTenses and PronounsFinite and Non-Finite VerbVerb to haveAdjectives & PrepositionsPronounciation and GrammarPerfect Verb TensesPrepositions of Time and PlaceMust and Might ModalsTOEFLOther quiz:
Grammar › ViewWe are fortunate ____ alive. It’s important ____ the secret.
A. to be / to keep
B. to see / keeping
C. to think / to be
Present Tenses › View
What are you cooking? It ____ delicious!
A. is smelling
B. smell
C. smells
