英语翻译:他做了那道数学题,但是他没能算出他.

问题描述:

英语翻译:他做了那道数学题,但是他没能算出他.
He___ ___the mathproblem,buthewas notabletowork____ out.

是介词,代词练习?
He" worked on" the math problem,but he was not able to work" it" out.