[ Grammar ]
While I ……………….. my homework, I had a good idea.
A. did
B. was doing
C. were doing
D. had done

Random Topics:
Personal & Possessive PronounsPast Perfect Tense and Past TenseVocabulary and TensesSo / Neither / Either / TooGrammar - Nouns, Verbs, and AdjectivesModals of AdviceTenses - AuxiliariesModals and Past TensesPresent Simple vs Present ContinuousGrammar ElementaryOther quiz:
Phrasal Verbs › ViewThey said they would ____ my dog when I was away.
A. look into
B. look up
C. look over
D. look after
Tenses › View
They ________ coming for dinner tonight?
A. Is
B. Are
C. Do
D. Does
Grammar › ViewShe _____ very busy yesterday working on her project.
A. were
B. was
C. be
D. being
Vocabulary › View
The dictionary definition of a word
A. Denotation
B. Tone
C. Connotation
D. Theme
