我正在代表牛津饥荒救济委员会募捐。

I'm ___collecting on behalf of Oxfam.

我们正在为无家可归者募捐。

We're ___collecting money for the homeless.

我认为这是为我们穷人募捐的完美方式。

And I think it's a perfect way to ___collect money for our poor people.