[ Grammar ]
While I _________, someone rang the doorbell.
A. am sleeping
B. was sleeping
C. sleeping
D. sleep

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PoetryGrammar - could / could notGrammar - must & have toModal Verbs & Reflexive PronounsGrammar - to beArticles & Compound NounsCountable & Uncountable NounsComparatives and ConjunctionsModifiersVerbal and Appositive PhrasesOther quiz:
Past Tenses › ViewThe bride _____ after the groom.
A. run
B. ran
C. running
D. runs
Gerund/ To Verb/ Verb › View
Before ………….a teacher, he worked in advertising
A. to become
B. becoming
C. become