释义：
keep... ing 继续做某事
表示“继续做某事”，也可以说成 keep on+... ing。如果要表达“过去一直做某事”时可以用 I kept... ing。
例句：
I keep bumping into you.
我们一直碰面。
Keep going straight until you reach the church.
一直走下去，直到你看到教堂。
I kept paying for his education.
我一直给他供学费。
对话：
A: This report is so hard to finish.
这个报告书很难完成。
B: Keep working. We're almost done.
继续工作，我们快弄完了。
