The election is up for grabs, Everything is still very chancy.
(up for grabs means available available to anyone)
（up for grabs指所有人都可以的）
I've been out of work since December. Hope I find a new job soon!
(out of work means unemployed)
（out of work指失业的）
Sure, you can invest a little money, but don't get carried away-people lose lots of money on the stock market.
(get carried away means become overly enthusiastic)
（get carried away指操之过急的）
You may say you're in love with your boyfriend, but you'll be singing a different tune when you find out what he's been up to.
(singing a different tune means change your opinion)
（singing a different tune指改变看法）
When Samantha was in her teens she looked ordinary, but in her early 20s she turned into a real knockout!
(a knockout is an extremely beautiful woman)
Yoga pants are all the rage in North America right now, but in two years probably nobody will be wearing them.
(all the rage means very much in fashion)
（all the rage指非常流行）