Topics: Verb Tenses
I’m tired because I __________ all morning.
A. have worked
B. had worked
C. have been working
Select your answer:
Random Topics:
Past TensesSentence or Sentence FragmentPast TenseAuxiliary and Modal VerbsZero and First ConditionalsConjunctionPreposition after some VerbsAction VerbPast Tense (Regular and Irregular)Paired ConjunctionOther quiz:
COUNT - NONCOUNT NOUNS › ViewThere is no doubt that ________ provides many benefits to the body.
A. exercise
B. an exercise
Grammar › View
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