[ If Clause ]
I would never lend to you if I … (know) before.
A. know
B. knows
C. knew
D. had know

Random Topics:
Clauses of ReasonPresent Simple VS ContinuousPast Perfect Simple & Past Perfect ContinuousAlong & AgainstNoun Phrases and Verb PhrasesModals and TensesIndirect SpeechAdjectives and VocabularyPronounsComparison DegreeOther quiz:
Modal Verbs › ViewI am not interested to watch movie tomorrow. You __________ see me or not, I am not sure.
A. may
B. might
Grammar › View
Was it raining at 10.30 p.m. last night?
A. Yes, it was.
B. Yes, I was.
C. No, I wasn’t.
Grammar and Vocabulary › ViewVietnam has 54 ethnic groups and more than 40 of __________ groups living in __________ highlands.
A. -/ –
B. the/ the
C. a/ –
Simple Present Tense › View
I don’t . . . . . .. time to swim every monday.
A. Having
B. Have
C. Has
D. Had
