[ Tenses ]
They ………. the software for a week.
A. had tested
B. were testing
C. have been testing

Random Topics:
ComparativesPast Simple and Past ProgressiveSports VocabularyMoods of GrammarAdverbs of Time and PlacePersonal PronounUnderstanding Product Packaging and TensesBare Infinitive and To InfinitiveBasic GrammarAdjective OrderOther quiz:
Reported Speech › ViewWhere is the error?
Janet asked Mary if she would be free the previous day.
_
A. asked
B. if
C. would be
D. previous day
Grammar › View
Is the group of words a sentence or a fragment?
The flowers in the garden.
A. sentence
B. fragment
Sentence Structure and Verb Tenses › ViewSelect the sentence with an adjective modifying a noun:
A. She quickly finished her homework.
B. The tall building was impressive.
C. He ran fast.
D. They spoke loudly.
Grammar › View
This drink is very sweet. It has too __________ sugar in it.
A. little
B. few
C. much
D. many
