“我不知道他们何时举行欢迎会”的英文.” I don't know when they're going to have a __________

“我不知道他们何时举行欢迎会”的英文.” I don't know when they're going to have a __________
“我不知道他们何时举行欢迎会”的英文.”
I don't know when they're going to have a __________