[ Past Perfect and Past Perfect Continuous ]
My parents (work) when I came home.
A. My parents was work when I came home.
B. My parents were working when I came home.
C. My parents were work when I came home.
D. My parents was working when I came home.

Random Topics:
Singular and Plural NounsCohesive DevicesEnglish MorphosyntaxEssential and Nonessential ClausesModal SpeculationPrepositionFuture FormsSuffixes (ing-ed) SentencesMesopotamia VocabularyIndependent/Dependent Clauses & Relative ClausesOther quiz:
Grammar › View Choose the part of speech of the word underlined.
The caterpillar is on the leaf.
A. adjective
B. noun
C. verb
Grammar › View
They _________ for an exam at the moment.
A. not studying
B. don’t study
C. aren’t studying