[ Tenses ]
I ……………….. much about art, but I like some artists.
A. didn’t know
B. don’t know
C. haven’t known

Random Topics:
Grammar PhrasesCompound SentencesPrepositionComparative AdjectivesComplex Sentences with Adverb ClausesCompound AdjectivesPast Tense and Perfect TenseModal Verbs for Permission and ObligationPersonal & Possessive PronounsGerund & ParticipleOther quiz:
Preposition › ViewShe was born ___________ 1970 and moved to the United States ________ August, 1989.
A. in, in
B. in, on
C. in, at
D. at, in
Vocabulary & Phrasal Verb › View
In my opinion he … to you.
A. lay
B. lied
Grammar › View. If you hadn’t helped with the assignment, I _______ working on it for hours.
A. could be
B. might have been
C. ought to have been
D. might be
Vocabulary & Grammar › View
The girl bought the shoes _____ they are very expensive.
A. yet
B. however
C. although
D. but
