赶上时髦的英文：
get with it

get是什么意思：
v. 得到；抓住；获得；受到（惩罚）；说服；到达，来；变得，变成；设法；开始
n. 幼兽；生殖

Get to the bottom of
弄个水落石出

Saving is getting
节约等于收入

It was getting dark.
天色渐暗。

get into a flap
激动起来

Get to the ledge!
快跳到岩架上！