[ Grammar ]
Katie was ironing while I ______ the floor.
A. was mopping
B. has been mopping
C. had been mopping

Random Topics:
Narrative TensesTo Infinitive or Bare InfinitiveModal Verb Gerund or To InfinitiveDegrees of ComparisonElectricity VocabularyFuture Tense VocabularyWh- Questions Present Simple TenseIdentifying Sentence TypesAdjective vs AdverbGerund & InfinitiveOther quiz:
Prepositions › ViewAfter I left university, I set _____ on a three-month trip to Asia.
A. out
B. up
C. on
D. with
Appositive Phrase › View
Essential appositives/appositive phrases are set-off from the rest of the sentence by commas.
A. True
B. False
What word in the sentence below is an adverb?
The balloon flew high in the sky and popped.
A. balloon
B. flew
C. high
D. popped
Prepositions › View
I am not good ______ languages.
A. on
B. with
C. of
D. at
