瑞塔老师可以用英语表示为"Rita"。这个名字的来源不详，可能来自拉丁语，意思是"玫瑰"。

下面是一些使用"Rita"的英文例句：

"Rita is a great teacher. She always knows how to explain things in a way that is easy to understand."
"I had a crush on Rita when I was in high school. She was so smart and pretty."
"Rita is a very hardworking person. She always puts in 110% effort into everything she does."

这些例句的中文翻译可能是：

"瑞塔老师很棒。她总是知道如何用易懂的方式解释事情。"
"我上高中时对瑞塔有好感。她既聪明又漂亮。"
"瑞塔非常勤奋。她对所做的一切都会付出110%的努力。"