He spends two hours a day doing his homework(用it作主语)It( )()two hours a day( ) ( )his homework

问题描述:

He spends two hours a day doing his homework(用it作主语)It( )()two hours a day( ) ( )his homework

有一个句型是it takes sb.sometime to do sth.
It(takes)(him)two hours a day(to) (do)his homework.