keep的过去式

keep

英 [kiːp] 美 [kiːp]

v.(使)保持，处于;继续，重复(做某事);使耽搁;使延误

n.生活必需品;生活费用;城堡主楼

第三人称单数： keeps；复数： keeps；现在分词： keeping；过去式： kept；过去分词： kept

例句：

I said I'd go just to keep him happy.

我说过我要去只是为了让他高兴。

I can't keep up with all the changes.

我并非所有的变化都能跟得上。

It is important to keep in touch with the latest research.

及时掌握最新研究情况很重要。

Keep going like that ─ you're doing fine.

就这样做下去——你做得蛮不错嘛。