[ Past Continuous Tense ]
My parents ____ when I came home.
A. was work
B. were work
C. was working
D. were working

Random Topics:
Zero Conditional SentenceTenses and Sentence CompletionConjunctions & Cohesive DevicesIndefinite and Definite ArticlesTypes of Sentence StructureCollective NounsOrder of AdjectivesPast and Past ContinuousAuxiliary Verbs & Question TagsModals, Infinitives and GerundsOther quiz:
Grammar › ViewThere are ____________people in this restaurant, we will never find a seat.
A. too much
B. too many
Grammar › View
You ______ be a good swimmer to join the rowing team, but you should know how to swim.
A. don’t has to
B. don’t have to
C. doesn’t has to
D. doesn’t have to