Topics: Grammar and Vocabulary
They ______ problems.
A. caused constantly
B. were constantly causing
C. constantly causing
D. never constantly were causing
Select your answer:

Random Topics:
take, make, doModals and PrepositionV-ing/to-VPreposition & Relative ClausesGrammar : Structural Common ErrorsGerund or InfinitivesPresent Tenses and VocabularyGrammar Double Object VerbsNoun PhrasesCoordinating Conjunctions and Comparative AdjectivesOther quiz:
Simple Past Tenses › ViewShe ___ to the market yesterday.
A. goes
B. went
C. go
Tenses › View
Lisa_____ a special cake for her birthday every year.
A. doesn’t make
B. don’t make
