Ⅰ. hurry up 中的up是副词。“赶快、快点、加紧”之意。含有催促、命令之意。且常用于肯定结构，偶而用于否定结构时，up可省。如：
① Hurry up! There is not enough time. 赶快！时间不够了。
② Don’t hurry. There is enough time. 别着急。还有时间。
Ⅱ.hurry off / away中的 away是副词。“匆匆离去”无催促之意。如：
① Li Lei hurried off /away without a word. 李雷一句话不说就匆匆走了。
② With this, the woman hurried away / off. = With this, the woman went away in a hurry.说完这话，那妇人匆匆离去。
Ⅲ. hurry to 是短语动词。to 介词。“匆匆去某地”如：
单词：away的近义词、反义词、形近词辨析
away/off
She is away from home.他远离家乡。
We are off at once. 我们马上出发。
<辨析>两者都是副词，awaw 表示距离，off 表示分离。在表示离开的意味时，away 不侧重到什么地方去，off 有由一个位置到另一个位置的含义。与动词 go,send,walk,fly 等连用时，两者常可替换。如：
The bird flew off(away).鸟飞走了。
off 除用作副词外，还可用作介词，表示“从......离开”。如：
The monkey jumped off the crocodile at once.猴子马上跳离鳄鱼。(此处不能用 away 代替 off)
与单词：away 相关的例句或者名人名言
Throw away the chocolate, or your efforts to lose weight will be in vain.
快扔掉巧克力，不然你为减肥付出的努力都白费了。
He got on his motorcycle and rode away from the city.
他骑着摩托车驶离城市。
I want to fly away from this city.
我想要飞离这座城市。
He bites the dog who takes away his food for revenge.
为了报仇，他咬了抢走他食物的那只狗。
Go away!
走开！
※Swearing was invented as a compromise between running away and fighting.——Finley Deter Dunne.American journalist and humorist 发明诅咒是把它作为逃跑和打架之间的一种折衷。美国记者、幽默作家 邓恩 .F. D.
※Although it rains, throw not away your watering pot. 纵然天下雨，休把水壶丢。
※Constant dropping wears away a stone. 滴水穿石。
※To idle away one's time amounts to killing oneself. 虚度年华等于自杀
