1.It took the workers ten years to build the palace.(改为同义句）
问题描述：
1.It took the workers ten years to build the palace.(改为同义句）
答
The workers spent ten years in building the palace.
答
the workers spent 10years building the palace
答
1.It took the workers ten years to build the palace.(改为同义句）
The workers spent ten years building the palace.