题目内容：

He spent half an hour playing basketba everyday 同义句是?

优质解答

He spent half an hour playing basketball every day.
= He spent half an hour on basketball every day.
= It took him half an hour to play basketball every day.
= He played basketball for half an hour every day.
注：句子时态貌似有问题,而且half an hour也可以改写成thirty minutes.