up and doing的用法和樣例：
例句
用作副詞 (adv.)
- I like bright and vivacious strains.
我喜愛(ài)活潑歡快的曲調。 - The red cloak made her look gay and vivid.
紅色斗篷使她看上去既高興又活潑。 - He is very quick at sizing up problems.
他判斷問(wèn)題很敏捷。 - Those people have quick minds and inventiveness.
那些人思維敏捷，有創(chuàng )造力。 - They lead a busy and colourful life on the campus.
他們在大學(xué)里過(guò)著(zhù)忙碌而又豐富多彩的生活。 - She is doing something in the dormitory.
她正在宿舍里忙碌。
