Because I just no feeling well,might have some fever,I'd lik

Because I just no feeling well,might have some fever,I'd like to take half day off this afternoon
前半句应写为 I am not feeling well 比较合适.
请假一般写作 ask for ...days off
我帮您改了一下：
I am not feeling well,and might have some fever,so I would like to ask for a half day off this afternoon.