I will be deeply grateful to you for your kindness for the rest of my life.
您对我的`恩情使我终身铭感。
At the moment, you are in favour, but, believe me, when you are no longer in vogue, I will be.
别看你一时走红，等你过了劲，就该轮到我了。
I will be out of quarantine after five days.
我五天后解除检疫隔离。
You will both have to do all the work and I will be much obliged to you.
有劳二位，我就叨光了。
From tomorrow, I will be their UK ambassador ．
从明天起,我将成为他们的英国大使。