他昨天花费了半小时做作业用英文翻译怎么说?要用到take spend句式
问题描述：
他昨天花费了半小时做作业用英文翻译怎么说?要用到take spend句式
答
应该是：
1 It took him half an hour to do his homework yesterday.
2 He spent half an hour doing his homework yesterday.