We spent two hours finishing our homework last night.(改为同义句)

问题描述:

We spent two hours finishing our homework last night.(改为同义句)
( ) ( ) ( ) us two hours ( ) ( ) our homework last night.
( ) ( ) us two hours ( ) ( ) our homework last night.

It took us two hours to finish our homework last night.
前面只要两空就够了.你确定三空?