I am in Class One Grade Six.
1、class 英[klɑ:s] 美[klæs]
n. 班; 阶级; 等级; 种类;
（1）He acquired a law degree by taking classes at night
他通过读夜校获得了法律学位。
（2）This poem fully expresses the author's love for the ordinary people and hatred for the ruling class.
这首诗酣畅淋漓地抒发了作者对普通人民的爱和对统治阶级的恨。
2、grade 英[greɪd] 美[ɡred]
n. 等级; 年级; 职别; 成绩等级;
（1）I am one grade below him.
我比他低一年级。
（2）Harbour staff noticed that measurements given for the same class of boats often varied.
港口工作人员注意到，对同一类船舶的测量方法常常不一样。
扩展资料：
英语中“初中”、“高中”的说法：
初中junior high school、junior middle school，高中senior high school、senior middle school
美国：junior school 小学、high school 高中
junior high school 初中、senior high school 高中
英国：primary/elementary school 小学、middle school 中学、junior middle school 初中、senior middle school 高中、 senior school高中
双语例句：
1、Secondary school means junior school and high school.
中学是指初中和高中。
2、Mark has been Luke's sidekick since junior high school.
打从初中开始,马克和卢克一直就是哥儿俩。
