[ Grammar ]
At that time, my grandparents ______ in the garden.
A. worked
B. were working
C. work
D. working

Random Topics:
Types of Sentence StructuresSynonymsClauses and GerundsModals and Present TensesPhrase and ClausePresent SimpleSimple Present Tense/be/Present ProgessiveCorrelative conjunctionstake, make, doGrammar and StructureOther quiz:
Adverbial Clauses › ViewMary will have finished all her work ____________
A. as soon as her boss returned
B. until her boss will return
C. by the time her boss returns
D. when her boss will return
Grammar & Vocabulary › View
Look at cute kittens over there.
A. them
B. those
C. these
D. there
Grammar › ViewShe didn’t finish her assignment, _________ (Add a Question Tag)
A. didn’t she?
B. did she?
C. does she?
D. doesn’t she?
Grammar › View
Let’s go to the game!
A. Object of a preposition
B. Direct object
C. Indirect object
D. Subject
