搭配：

The senator endeavored to gain support for his bill. 那位参议院设法使他的议案得到支持。

Luckily, you can take steps to gain confidence. 幸运的是，你可以采取一些方法来获得自信。

The soldier fought hard and began to gain ground. 战士们努力奋战，开始前进推进。

He who gain time gains all things. 赢得时间的人赢得一切。

辨析：

We can gain some insight from that. 我们可以从这里得到一些启示。

People must acquire this skill somewhere. 人们必须从某个地方获得这种技能。

Only with mass direct action will we obtain such change. 只有采取大规模直接行动，我们才会取得这样的改变。

If you wait, all that happens is that you get older. 如果你等待，发生的只有变老。

Ray will earn his keep on local farms while studying. 雷求学期间会在当地的农场干活赚取生活费。

联想：