英语问职业Could you please tell me what your sister is对不对

what is your sister 或
what does your sister do
都可以

对的。没错。

应该是可以的。用what be somebody?可以问职业

Of course, U r right.

could you please tell me what your sister does?

呵呵，其他也能听得懂，但是用过去式才是正确的。

嘿嘿，，希望有帮助~ ^^