After a talk with his mother, the little boy has seen to _____ that the same mistake doesn’t happen again.
In China, the education is divided into three _______: basic education, higher education and adult education.
By the time he was twelve, Edison _______ to make a living by himself.
The two sportsmen congratulated each other _______ winning the match by shaking hands.
Information has been put forward _______ more middle school graduates will be admitted into universities.
She stepped on my foot _______, not _______, which made me angry.