I needn't have watered the flowers. Just after I finished it started raining. (I watered the flowers.)

我本来不用给花浇水。因为我刚浇完水开就开始下雨了。(我已经给花浇过水。)

youdao

I needn't have watered the flowers. Just after I finished it started raining. (I watered the flowers.)

我本来不用给花浇水。因为我刚浇完水开就开始下雨了。(我已经给花浇过水。)

youdao