重點講解：
1. keep on doing sth.
繼續(xù)做某事；反復(fù)做某事；
eg. My wife keeps on saying that I work too hard.
我妻子總說我工作太辛苦了。
eg. To know it's no use , but keep on doing it -- there can be no greater folly than this.
知其不可而為之,愚不可及也.
2. go by
（時間）流逝，過去；遵循；遵照；
eg. My grandmother was becoming more and more sad and frail as the years went by.
隨著時間的流逝，我的祖母變得日益?zhèn)泻吞撊酢?br />eg. If they prove that I was wrong, then I'll go by what they say.
如果他們能證明我不對，我就聽他們的。
3. get together
開會；聚會；
eg. This is the only forum where East and West can get together.
這是東西方可以聚首的唯一論壇。
eg. Let's get together and talk it over.
大家聚在一起商量商量。