[ Grammar ]
Carlos _________ _________ ___________ all day, so he had a headache.
A. had worked
B. was working
C. has been working
D. had been working
Select your answer:
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Present Perfect TenseAntonymsSimple and Continuous TensesThe Present Progressive TenseSimple Present Negative and QuestionConditionalsGrammar - FragmentsWho or WhomConditionals (0 - 1 - 2)Transition WordsOther quiz:
Continuous Tenses › ViewWhich sentence best illustrates the use of the future continuous tense?
A. They were having dinner.
B. They are having dinner.
C. They will be having dinner.
D. They had dinner.
Grammar › View
Tell whether the following sentence is simple or compound.
I tell my friends about books, and they share books with me.
___
A. simple
B. compound