1)be up to your eyes in something：to have a very large amount of something to do or deal with有大量事情要做
I can’t come out tonight. I’m up to my eyes in schoolwork.
我今晚不能出去，得做有很多作业。
2)at the double/on the double 快速地；急速地
3)pack off：send away送走；把...打发走
My wife and I went for a week's holiday and we packed my kids off to their grandmother.
我和妻子有一周假期，我们把孩子送到奶奶那里了。
4)talk a mile a minute：speak fast说话超级快
5)fast and furious：飞快地；速率与豪情
6)hit it off：合得来
We hit it off straight away.
我们一见如故。
7)over the moon：兴高采烈；欣喜若狂
She was over the moon to hear the good news about how many copies of her new book had sold.
8)give someone a run for his/her money：to be as good at something as someone who is extremely good 给某人构成威胁挑战
He’ll give those professional players a run for their money.
他将对那些专业选手形成挑战。
9)to make it：
a) to succeed 成功
To become successful
b) to attend / be at an event参加
c) to arrive at a destination到达目的地
d) to survive 存活下来
To not die
10)whistle up
whistle up, whip up and rustle up are very similar.
Whistle up ... make rapidly .... you have everything you need to hand (to hand=at hand near and available to pick up to reach)
Whip up ... make rapidly
Rustle up ... make rapidly with the resources available (maybe you do not have everything you need and you will have to make do)
11)cobble up/cobble together
put together hastily/put together out of existing material
/to make or assemble roughly or hastily
例句：a)The stranded hikers cobbled together a rickety shelter for the night.
b)When I arrived home there was no food, so I COBBLED UP some eggs and cooked some scrambled eggs with bread."