[ Grammar and Vocabulary ]
They ______ problems.
A. caused constantly
B. were constantly causing
C. constantly causing
D. never constantly were causing
Random Topics:
Have to/Has toIdiom and TensesPassive Voice Active VoiceNeither/Either/All/NonePronoun & Present SimpleFuture Continuous, Future Perfect and Future Perfect ContinuousCan vs be able toGrammar - FutureThe -ing Form of VerbsSimple and Past TensesOther quiz:
Grammar › ViewDo you promise _____________ it a secret?
A. keeping
B. keep
C. to keep
Linkers and Conjunctions › View
The village I have moved to is smaller than Al Ain. _______ it is much quieter.
A. or
B. but
C. also
D. and
Adverbs, Modals, Preposition of time › ViewSge usually has dinner with her family ______ the evening, then she plays computer games.
A. at
B. in
C. on
Grammar › View
By the time I got to the stadium they ______ already ______ for ten minutes.
A) have / been playing
B) were/playing
C) had / been playing
D) will / have played