介词6：against, along, before, beyond

23.against

对抗，抵制，反对 be against a plan.反对一个计划	all members were against the plan he brought forward. 所有成员都反对他提出的计划。
顶着 lean against the wall.靠墙站	be careful of the man leaning against the wall.小心那个靠墙站着的男子。
以……为背景	that color looks good against your skin. 那个颜色在你的皮肤衬托下看起来不错。

24.along

沿着	walk along the river.沿着河走
顺畅 get along with + 人 与某人相处的很好。	tom get along with her classmates.
与with连用，以及 along with = together with	he, along with me, enjoying music.

25.before

在…之前，接空间/时间名词

stand before the car before june.

26.beyond

超越	be beautiful beyond description 美得难以形容。 beyond one's imagination 超乎某人的想象。 beyond one's expectation. 出乎某人意料之外。