[ Grammar ]
They ____ cleaning the house.
A. is
B. are
C. am
D. be

Random Topics:
Prepositions of MovementThings in EnglishComparison and ModalsAdverb Clause ConnectorPresent Simple and Past ContinuousVerb Tenses and UsageFuture or PastGrammar ElementaryPhrases and TensesConjunctions and Verb TensesOther quiz:
Grammar › ViewWe ______ the books to the library last month.
A. return
B. returned
C. will return
Grammar › View
Tanya came home late, so her parents were angry. She…
A. shouldn’t have came home late.
B. shouldn’t have comed home late.
C. shouldn’t have camed home late.
D. shouldn’t have come home late.
Conjunction › ViewIt was very hot, _____ he opened the window.
A. nor
B. so
C. yet
Vocabulary › View
I made a negative comment in response …….. what she said to me.
A. from
B. to
C. at
D. for
