He does his homework for thirty minutes的同义句

问题描述:

He does his homework for thirty minutes的同义句

He has been doing his homework for thirty minutes.
He has done his homework for thirty minutes.

he spends thirty minutes doing his homework

他用了三十分钟做他的家庭作业

He finished his homework in thirty minutes.

1.He finish his homework in thirty minutes.
2.He finish his homework in half an hour.
3.He spends half an hour / thirty minutes on doing his homework.
4.It costs him thirty minutes/ half an hour to finish his homework.