[ To Infinitive/Bare Infinitive/Gerunds ]
I promised ————– on time. I mustn’t ————– late.
A. be/be
B. to be/to be
C. to be/ be
D. be/to be

Random Topics:
Past or Present Verb TenseAntonymswill, be going to, would like toModal Verbs for SpeculationGrammar - First ConditionalPresent Perfect Simple & ContinuousSentence TransformationAuxiliary Verbs, if, unless and ModalPrepositions and AdverbsPast and Future TensesOther quiz:
-ed/-ing Adjectives › ViewThe lesson was really _____________.No one understood a thing.
A. confused
B. confusing
Grammar › View
What is the plural form of “knife”?
A. Knifes
B. Knife
C. Knives
D. Knifeses
Pronoun › View______don’t want to leave my house
A. I
B. She
C. Them
D. his
E. My
Modal Verbs › View
It’s necessary for you to type this document as soon as possible.
A. You can’t type this document as soon as possible.
B. You may not type this document as soon as possible.
C. You need to type this document as soon as possible.
D. You must type this document as soon as possible.
