1.good morning everyone.
大家早上好。
2.good afternoon, ladies and gentlemen.
先生們，女士們下午好。
3.good evening, teachers and fellow students.
老師們，同學們晚上好。
4.it’s my great honor to introduce myself to you here.
很榮幸在這兒向大家作自我介紹。
5.it’s my pleasure to introduce myself to you here.
我很高興在這兒向大家作自我介紹。
6.i’m very happy to introduce myself to you here.
我很高興在這兒向大家作自我介紹。
7.i’m very glad to introduce myself to you here.
我很高興在這兒向大家作自我介紹。