hello everyone. my name is xxx.
大家好，我的名字叫谁谁谁。today i am so happy to be here to introduce myself.
今天我很高兴站在这里给大家介绍我自己。i am now studying in xxx primary school in my x（first,second...) year.
我现在在xxx学校x年级读书。when i am in school, i can learn a lot from teachers and make friends with my classmates.
当我在学校的时候，我可以从老师身上学到很多知..