[ Past Tenses ]
They ___ each other for ten years before they got married.
A. knew
B. were knowing
C. had known
D. had been knowing

Random Topics:
Grammar - may & mightPast Perfect Simple TenseGrammar of Conjunctions and PrepotitionsGrammar - Imperatives and LetTenses PracticeCorrelative conjunctionsConjunctions and CommasGerund & ParticiplePast Tense-ing &-ed AdjectivesOther quiz:
Grammar › ViewEmma is ___ good guitarist.
A. a
B. an
C. this
D. that
Vocabulary › View
Brev
A. Water
B. Short
C. Large, great
D. Warn
Each of the girls (has/have) a unique talent. Choose the correct verb form that agrees with the subject.
A. has
B. have
Modals › View
Be considerate to elderly people on the bus. Give your seat to passengers who ………. stand.
A. aren’t able to
B. can
C. must
D. should
