[ Past Tenses ]
I _ _ with my friend when my mother called me.
A. was talking
B. were talking
C. had talking

Random Topics:
Articles and DemonstrativesGerund/ To Verb/ VerbAdjectives and AdverbsPreposition of TimeGrammar, adverbs of frequency placementPerfect TenseCoordinating Conjunctions and Comparative AdjectivesPast Tense, Recount Text, and Future TenseWh QuestionsHas and HaveOther quiz:
Gerund › ViewShe is good at ________
A. Dancing
B. Dance
C. Danced
D. Dances
Modal Verbs › View
Which sentence uses “must” correctly?
A. You must not eat too much dessert today.
B. Students must to bring their own supplies.
C. You must have forgotten your keys at home.
D. Everyone must arrives on time.