. 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:
Tenses › ViewWhat is the purpose of using the Simple Future tense?
A. To express an action that will happen in the future.
B. To express an ongoing action in the present.
C. To express a past action.
D. To express a habitual action.
Grammar › View
_____ air-conditioning is not working.
A. a
B. an
C. the
D. –
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
