it is great pleasure for me to be here to introduce myseif.

我很高兴在这介绍我自己.
再问： I like it because I worry too much at times and it can make me feel calm and peaceful. At school I work very hard at all the subjects and alawys do well in exams.
再答： 我喜欢它，是因为我有事太担心了，它能使我感到镇定和平静。 我在学校学习每门课都很刻苦，也总是在考试中取得好成绩