they are some difficult math problems.改为单数句 ---- ---- diffic

学习 时间:2026-08-15 14:35:09 阅读:8965
they are some difficult math problems.改为单数句 ____ ____ difficult math problems.

最佳回答

俏皮的玫瑰

传统的小笼包

2026-08-15 14:35:09

There's a difficult math problem。

最新回答共有2条回答