我马上做英文

I'll do it at once.

i will do it right now

Could you please wash the dishes?Sure, I will do it right away.

I will do it right now/away.

would you wash these dishes,please?all right, i'll do it right now

应该根据语境上下文来翻译，一般英美人会用come on 来表达此意，不过在有些情况下会表示强调的时候用do it right now也可以

易烟、如萱，从蓉鸿煊 鸿：大也 煊：光明

I will do it right now.I will handle that in a minute.

I will get down to it soon.

I will do it right now./ I will do it as soon as possible.

We will do it in a jiffy

Can you wash the dishes, please?Sure, I will do it right away.