The teacher told his students to hand in their composotions before Friday.
老师告诉学生们在星期五之前把作文交上来.
tell sb.to do sth.告诉某人做某事.此处大概是需要联系上下文判断时态用一般过去时,或者是描述过去发生的场景.
hand in 上交
composition 作文
Friday就不用解释了吧.