僕は英語を母語としない、英語のネイティブだよ。の英語

I'm a non-native native English speaker.

English is not easy for me.

I don't really understand English.

I do not regard English as a foreign language―view English in the light of a foreign language.

My knowledge of languages is limited to English.

I do not regard English as a foreign language―view English in the light of a foreign language.

I have not studied English for nothing.

English is not my native language.

English is not my mother tongue.

I am sorry about my imperfect English.

My English just does not improve.

My mother does not speak English.

Sorry for not being able to speak English that well.

My English is not good.

I don't like English.

I cannot really understand English much.

I don't really understand English.

I cannot understand English at all.

English is my native language.

English is my mother tongue.

It is needless to say―It goes without saying―that he is proficient in English.

I'm sorry for my poor English.

I am sorry that I am not good at English.

I like English but I don't understand it.

I can't understand English well.

I'm not quite improving with my English.

My English is no good at all.

My English just won't quite improve.

I can only express about half of what I want to in English.

Sorry I can't speak English.