翻译一句简单中文into英文

It is simple(理由，这两个字其实可以省略)， (because) i like his class/ course (要看你是什么课) very much.

The reason is simple, I like his course very much.

The reason is easy,i like his classes very much.
如果是我非常喜欢上他的课，应该这样翻--I like to take his lessons very much.