[ Grammar ]
I_____my teacher since February.
A. know
B. knew
C. have known
D. am knowing

Random Topics:
For vs Since-ed/-ing AdjectivesAdverbs and AdjectivesPresent Perfect SimpleVerb Tenses and ModalsModals in the Past - Speculation and DeductionConjunctions and CommasConditional Type 1Present Perfect or Past Simple TenseTo Infinitive or GerundOther quiz:
Mixed Tenses › ViewBy the time I came here all the better jobs _______ taken.
A. have been
B. were
C. had been
Grammar › View
_____ the film _______ at 3.30 or 4 p.m.?
A. Is, starting
B. Does, start
C. Will, start
D. Do, starts
___ or original ideas are welcome in literature and science.
a. Novel
b. Nobel
Verb, Object, Preposition › View
Thank you _______ your support.
A. on
B. for
C. from