句子“I have 2 math class.”中“class”用不用加“es”?

句子“I have 2 math class.”中“class”用不用加“es”? I have a math book 用she改写句子 I have math.翻译 I have new math teacher. I have a math practicing. I have liked math class in the last few years.这句子为什么不对? 用英语解释句子（写出句式）就是句形转换1、Peter didn'tfeel well. 2、We have a lot of stamps of different countries. 3、I told him the paint-box was mine. 4、Peter bought a toy spider for 5 yuan 5、Betty works hardest in her cla I have to ( ) for a math test. I have to( )for a math test. i have math that day还是i have math on that day? 解决英语句子 when does she have math对还是when does her have math对 I have a math book. 变否定句 I-------- ----------- a math book.快 i have a math book改为否定,一般,肯否定,划线提问.math book I don't like Math at all.Why do we have to study Math? 英语翻译I have _____　_____ _____ ______ math. Can you help me?I have trouble_______out the math problem. I have math class ____three hours 横线上加什么 I don not like have a math class怎么改