[ Grammar ]
Katherine was lying on the sofa. She was tired because she ………….. hard.
A. had been working
B. had worked
C. was working
D. worked

Random Topics:
Countable QuantifiersBasic GrammarModals and Active and Passive VoiceVerbs & AdverbsModals for RecommendationsTransition WordsGrammar: SyntaxSuffixes and TensesPrepositional PhraseComparativesOther quiz:
Grammar › ViewThe appreciative parent gave the exhausted teacher a gift for her birthday.
What type of phrase is “for her birthday”?
A. Preposition
B. Participle
C. Gerund
D. Appositive
Grammar › View
A: Jennifer ate at home last night.
B: ________ I saw him having dinner in the school cafeteria.
_______
A. But Mike did.
B. But Mike didn’t.
C. Neither did Mike.
D. So did Mike.
Pronouns and Subject Verb Agreement › ViewHooray! Several of my drawings ________ displayed in the school art exhibit!
A. are
B. is
Comparisons › View
Her voice is ________ than her sister’s.
A. beautiful
B. more beautiful
C. beautifully
D. more beautifully
