[ Infinitives ]
I promised ______ on time. I mustn’t _______ late.
A. be/be
B. to be/to be
C. to be/ be
D. be/to be
Select your answer:

Random Topics:
Simple Present and Present ContinuosComparatives or SuperlativesIntermediate GrammarParticipal PhrasesPast Simple & Past ContinuousModal and Relative PhrasesSentences vs Run-OnsCollocations & TensesPast SimpleAbstract NounsOther quiz:
Phrasal Verb › ViewOne way they can ________ political change is by putting pressure on the country
A. Break away
B. Come across
C. Get over
D. Bring about
Grammar › View
The destruction of the rainforests is contributing to _______.
A. renewable energy
B. greenhouse gas
C. fossil fuels
D. global warming
