翻译一句话，要人工的，立即采纳加分

Because not all students signed up for this class can attend class every day on time, study results will be greatly affected. And I'm preparing my post graduate study exam these days, so I'd like to cancel this class for now.

Because of all students who register being a course's turn can not come to participate in that course , to study effect on schedule every day accept very big effect. And this paragraph of time I need to prepare graduate student have an exam, therefore my plan cancels that course.

The learning effect is influenced a lot because all the students enrolled the course can't attend on time. What's more, I have to prepare graduate examination . So I plan to cancel the course.