. Which sentence correctly describes an action interrupted by another?
A. While I walked home, I saw an old friend.
B. While I was walking home, I saw an old friend.
C. While I was walk home, I saw an old friend.
D. While I walking home, I saw an old friend.

Random Topics:
Linking Words and PhrasesAdverbs and Adverbial PhrasesSimple Future - Will-ing / InfinitiveVerbs: Will & Going toConjunctions and PronounsPast Perfect Simple & ContinuousPossessive Pronouns and QuantifiersSimple Compound and Complex SentencesSimple Tenses in EnglishOther quiz:
Relative Clauses › ViewSummer is the time of the year _________ the weather is the hottest.
A. when
B. which
C. that
D. both ‘which’ and ‘that’
Tenses and Sentence Completion › View
She ______ (study) at 7 PM yesterday when I called her.
A. was studying
B. studies
C. had studied
D. will study
Grammar › ViewIdentify the “complete” subjects in the sentence below?
The screens on the front porch windows are torn.
A. The screens on the front porch windows
B. are torn
Vocabulary › View
My uncle stopped me ______ going into the attic because he said there was a mouse there!
A. down
B. out
C. from
D. for
