高手帮忙阿！翻译一下

On hearing his words, I suddenly become very interested in French and eager to learn it. Therefore, I have joined in a French training class recently.

楼上的有几个小错误.
on hearing his words,i suddenly become very intrested in French and eager to learn. and therefor,i have joined in a French training class recently

it可以去掉,表示so的意思时,应该用and therefor,因为therefor是连词不是副词

I suddenly come into being infinite interested in French after hearing his words. I'm urgent to learn it, so I take part in a French training course resently.

Suddenly, I had much interest on French after heard what he said and can't wait any more to learn it, so I took part in a French training class recently.

Hear his words, I produced tremendous interest to French suddenly, force not nasty treat of want to learn, so I attended a French training class recently

I suddenly show interests in French and eager to learn it on hearing his wprds, So i have signed in a French training class recently!