We srend half a year building the park.同义句转换
问题描述：
We srend half a year building the park.
同义句转换
答
应该是spend吧，Building the park takes our half a year.
答
We expend half a year building the park
答
It took us half a year to build the park.
楼主句中的srend是不是spend叻?
答
It took half a year to build the park.