Hi, carechimba. Keep on is a little more insistent than keep, but both are correct and very common. You should start a separate thread for separate questions, but I would change your sentence like this: What a wonderful apology for a medicine as great as Cannabis, or for such a great medicine as Cannabis. The is sounds awkward to me.
Fortunately, already in May, 2016, CBS has picked up âCode Blackâ for a second installment. On June 21, 2016, CBS has published its premiere schedule for this fall. According to the schedule âCode Blackâ is returning for Season 2 on Wednesday, September 28, 2016, on CBS.
UPDATE 1 (February 20, 2015): Jason Biggs will not return for Season 3. UPDATE 2 (March 2, 2015): Netflix announced that season 3 of Orange Is the New Black would begin streaming on June 12, 2015. UPDATE 3 (April 15, 2015): Good news! The series was renewed for a fourth season. Orange Is the New Black season 5 start date 2017.