中译英:他每天花2小时练习说英语,因为老师说他必须多练习.

He spends 2 hours practising speaking English every day, because the teacher says he must practise more.

He practices speaking English 2 hours one day, because the teacher asks him to practice more./because the teacher says he should practice more.(practice doing sth练习做某事。 )

It takes him 2 hours to speak English every day, because his teacher tells him that he must practise it more and more!

He spends 2 hours to speak English every day,because his teacher says that he must do more Practice.

It takes him 2 hours to speak English every day, because ask him to practise more