Dear Jack:
My name is Li hua. I am XX years old. My gender is male/female.
I know that you want to find a tutor to teach your two kids Chinese.
I am so interested in this job. My Chinese is pretty good, and I also like to talk in English.
I am a good communicator with very strong patience and responsibility.
Plesae consider about my application. Thank you.
Look foward to your reply!