急翻译~跪谢

I have fallen ill for. Whether I may look for LI to replace me to go to work or not

I'm sick,may I ask LI to instead of me?
I'm sick,may I change shifts with LI(这个素换班)

楼上也对

I am sick/ill. Can I get Li to work for me?

I'm ill,may I ask LI to instead of me?