作为老师,我总是告诫我的学生从第一天开始就努力奋斗、积极向上。
A.
As a teacher, I always tell my students to work hard and keep up.
B.
As a teacher, I always tell my students work hard and keep up from day one.
C.
As a teacher, I always tell my students to work hard and keep up from day one.
D.
As a teacher, I always tell my students work hard and keep up from one day.