一般现在时变为一般过去时

精讲课笔记随视频锁定

右侧笔记支持独立滚动。边听名师连读拆解，边对照右侧的语法事实与统计数据笔记。

一般现在时^(三单) §	一般过去时 §
She buys a new car every year.	She bought a new car last year.
She airs the room every day.	She aired it this morning.
He often loses his pen.	He lost his pen this morning.
She always listens to the news.	She listened to the news yesterday.
She empties this basket every day.	She emptied it yesterday.