1.请假的一般说法：我想请几天假
经典表达：
I’d like to have three days off.
我想请三天假。

I’m afraid I can’t come to work today.
Can I take next Tuesday off?
I will miss two days next week.
Would it be possible if I take next Friday off?
How do I request time off for a one-week vacation?
I wonder if it is possible for me to come in a bit late tomorrow?

2.请病假的各种事由：我不太舒服。
经典表达：
I’m not feeling well.
我不太舒服。

I’m feeling a bit under weather.
I think I came down with something.
I feel sick.
I have a bad cold.
I have a fever.
I have a stomachache.
I have a splitting headache.
I have a sore throat.
I have a bad toothache.
I can’t stop coughing.

3.请事假的各种事由：我有点私事要处理。
经典表达：
I have some personal business that I need to take care of.
我有点私事要处理。

I got some family issues that I need to take a day off.
I have a doctor’s appointment.
I have to go to my son’s school tomorrow.
I need to attend a wedding next Friday.
I need tomorrow off to attend a funeral.

4.请人代班的说法：周五的班，你能替我吗？
经典表达：
Could you cover for me on Friday?
周五的班，你能替我吗？

Can you finish it instead of me?
Would it be possible if I switched my Tuesday shift for your Friday shift?