[ Grammar ]
Carlos _________ _________ ___________ all day, so he had a headache.
A. had worked
B. was working
C. has been working
D. had been working

Random Topics:
Simple Past TensesModal PossibilitiesCountable & Noncountable NounsSimple Future TensePast Perfect and Past Perfect Continuous TenseVocabulary Spelling GrammarTenses and VoiceGrammar Pronoun and Singular Plural Nounused to, be used to, get used toFuture Simple TenseOther quiz:
Preposition of Time › ViewI have a piano class ________ Monday.
A. at
B. on
C. in
Vocabulary › View
a desire to cause harm to others; ill will; hatred; spite
A. malice
B. loathe
C. malign
D. malady
Mixed General Quiz › ViewPeople from Israel speak
a. Jewish
b. Israeli
c. Hebrew
Grammar › View
Mariam and Ali never _____to college.
A. drive
B. drives
C. driving
D. are driving
