[ Grammar ]
We_______ when someone knocked at the door.
A. talked
B. had talked
C. were talking
D. were talked

Random Topics:
Infinitives for reasonsAdverbs and AdjectivesGrammar - may/might/couldPresent Continuos TenseUnreal ConditionalsAuxiliary WordsClause Markers TOEFL GrammarGrammar - some / anyGrammar - Punctuation of SentencesVocabulary, Grammar, SpellingOther quiz:
Tenses › ViewThey ___________________ in Chicago for 20 years (be).
A. has been
B. are
C. have been
D. will being
Conditionals › View
If the leaves ………. (fall), the trees ………. (be) bare.
A. fall/is
B. fall/was
C. fell/is
D. fall/ are
Modal Verbs › ViewI _____ be grateful if you could proofread my essay.
A. Can
B. Must
C. Could
D. Would
First Conditional › View
if the weather_______, we _______a picnic
A. don’t improve/ will have
B. doesn’t improve/ won’t have
C. don´t improve/ won’t have