English is difficult to learn

I don’t know how to learn English.
我不知道怎么去学英语。

Although I take English lessons every day, my English is still very poor.
尽管每天都在上英语课，但我的英语还是一塌糊涂。

Maybe I need to learn English study harder to improve my English..
也许我要更努力地学英语。

I am also learning Japanese, because my major is Japanese.
我也在学日语，因为我的专业就是它。

I think Japanese is easier than English.
我觉得日语要比英语简单。

I always say speak Japanese unintentionally in my English class, then now the teacher thinks I was am Japanese, but actually I am Chinese.
我总是无意识地在英语课上说日语，然后老师会以为我是日本人，但其实我是中国人。

Very good. Hope this helps.

English is difficult to learn

I don’t know how to learn English.
我不知道怎么去学英语。

Although I take English lessons every day, my English is still very poor.
尽管每天都在上英语课，但我的英语还是一塌糊涂。

Maybe I need to learn  study English harder. (Or, maybe I need to make more of an effort with English)
也许我要更努力地学英语。

I am also learning Japanese, because my major is Japanese.
我也在学日语，因为我的专业就是它。

I think Japanese is easier than English.
我觉得日语要比英语简单。

I always say  speak Japanese unintentionally in my English class, then the teacher thinks I'm was Japanese, but actually I am Chinese.
我总是无意识地在英语课上说日语，然后老师会以为我是日本人，但其实我是中国人。

English is difficult to learn

I don’t know how to learn English.
我不知道怎么去学英语。

Although I take English lessons every day, my English is still very poor.
尽管每天都在上英语课，但我的英语还是一塌糊涂。

Maybe I need to learn English harder.

”Maybe I need to try harder to learn English"
也许我要更努力地学英语。

I am also learning Japanese, because my major is Japanese.

I am also studying Japanese as my major
我也在学日语，因为我的专业就是它。

I think Japanese is easier than English.
我觉得日语要比英语简单。

I always say Japanese unintentionally in my English class, then the teacher thinks I was Japanese, but actually I am Chinese.

I always say Japanese unintentionally in my English class, then the teacher think I am Japanese, but I am actually Chinese.
我总是无意识地在英语课上说日语，然后老师会以为我是日本人，但其实我是中国人。