I have a dance lesson today哪错

I have a dance lesson today哪错 I have a c_____ lesson today. We have a Chinese lesson _ today Today,we have a biology lesson.In the class,I know we should arent they going to have a lesson today? we have a computer lesson today. 将we改为he We have a Chinese lesson today(改为一般疑问句）?you a Chinese lesson 为什么是a dancing lesson而不是dance lesson? I have a hour have science after lesson one for have a lesson是什么意思 Today we have a lesson in good h_______.We learn a lot about i have to take a piano lesson这句话对吗