1、三年级的英语是Grade three。读音为：[ɡreɪd θriː] 。

2、例句：（1）his is the school timetable of Class One, Grade Three, Sunshine School on Monday. 这是阳光学校三年级一班周一的课表。（2） He began to go to school the year before last and now hes in Grade Three.他前年开始上学，现在上三年级。