[ Grammar ]
A: How long ____ your friends known each other?
B: They’ve ____ each other for five years.
A. has, knew
B. have, known
C. has, had
D. have, knew

Random Topics:
Identifying Sentence TypesInversion + Passive VoiceModal Verbs for Permission and ObligationModals TensesGrammar - to be, possessive, have gotThere is or There areConnectivesHave to/Has toGerunds and ModalsPresent Simple and Continuous TenseOther quiz:
Adverb Clauses › ViewWhich one of the following is NOT a question that an adverb clause answers?
A. Where?
B. When?
C. How?
D. Whose?
Modals › View
We ……………….. run to the museum because it was already closed when we got there.
A. needn’t have
B. didn’t have to
C. have to
D. had to
Grammar › ViewIt was still painful, _______ I went to see a doctor.
A. but
B. or
C. so
D. however
Possessive Adjectives & Possessive Pronouns › View
That is ___ spoon! Yours is that one there!
A. my
B. mine
C. me
D. I
