中翻英~高手帮忙~·不要机器翻译的

I am alergic to alcohol, that is why I cannot drink.

I am allergic to alcohol, so I can't drink

I to ethyl alcohol allergy, therefore cannot drink

i am allergic of alcohol, so I can't drink

I am allergic to alcohol, so I can't drink

I can not drink, because I'm allergic to alcohol.

英语表达常常开门见山，所以先陈述事实，后解释原因。