例句：
各位上午好。请入座。
Good morning, everybody. Please have a seat.
亲爱的老师们同学们，大家上午好！
Good morning, boys and girls. Good morning, dear teachers!
上午好。谢谢你们。非常感谢你们。
Good morning. Thank you. Thank you very much.
欢迎来到瑞文网！
2021-09-22
例句：
各位上午好。请入座。
Good morning, everybody. Please have a seat.
亲爱的老师们同学们，大家上午好！
Good morning, boys and girls. Good morning, dear teachers!
上午好。谢谢你们。非常感谢你们。
Good morning. Thank you. Thank you very much.