[ Tenses ]
When Carol _________ dinner, someone __________ on the door.
A. was cooking/ was knocking
B. was cooking/ knocked
C. cooked/ knocked
D. cooked/ was knocking

Random Topics:
Preposition FormPrepositions & Modal VerbsModal AuxiliaryActive-Passive VoicesFigurative LanguageProgressive TenseNo Excuse Words / Conjunction SOGrammar and SyntaxActive vs. Passive VoiceGrammar - too & enoughOther quiz:
Articles › ViewDo you believe in _____ life after _____death?
A. —, —
B. —, the
C. the, the
D. the, —
Adverb › View
What is the adverb in the following sentence? Yesterday, Biff was all alone.
A. Yesterday
B. Biff
C. Was
David is always _____ time.
A. in
B. on
C. with
Homonyms › View
Meet me in the back ___.
a. lain
b. lane
