[ Tenses ]
I knew Sarah was very busy, so I … her
A. Did not disturbed
B. Did not disturb
C. Was
D. Were

Random Topics:
Prepositions of MovementComparative AdjectivesRelative Clauses with who and whichComparisionModals of ObligationPresent Tenses and ConnectorsPrepositions of Time, Place, and MovementSentence Structure and ConjunctionsHas Got & Have GotMix-TensesOther quiz:
Subjunctives › ViewTrees won’t grow … there is enough water.
A. if
B. when
C. unless
D. as
Grammar › View
A: I find Sam’s practical jokes really annoying.
B:Me too. I wish he ………………………… being so silly.
A. stopped
B. would stop
C. will stop
D. wouldn’t stop
Grammar and Vocabulary › ViewWhat are you going to do when you ________ school?
A. conclude
B. end
C. complete
D. leave
Vocabulary and Grammar › View
He eats a lot of fruits ………….. vegetales.
A. or
B. and
C. but
D. so
