她从不按时交作业。

She never hands in her homework on time.

不少学生因为没有按时交作业而受到老师的当众批评。

Many students are criticized by their teacher in public, because they haven't turned their homework in on time.

我们班上有不少学生因为没有按时交作业而受到教师的当众批评。

Quite a few students in our class were publicly criticized by the teacher for failing to hand in their compositions on time.

这位教授允许学生们自由发挥，唯一要求就是他们需要按时交作业。

The professor gave the students a blank check with the only requirement being that they turn in their project on time.