61,in the works 正在准备阶段
An advanced course in theoretical chemistry is the works.
62, keep to oneself
I’m amazed that you still haven’t gotten to know your neighbors.
63, kill time 浪费时间
Gosh, what can we do to kill the next 10 hours?
64, leave…up to somebody
We’ll have to leave the decision up to him.
65, letter of recommendation 推荐信;letter of reference 推荐信
66, look on the bright sides of things 看事物的光明面
67, no kidding 不是开玩笑吧
68, on the tip of one’s tongue 就在舌尖
A: Are you sure you can’t remember the name of that record?
B: It’s just on the tip of my tongue!
69, quitting time 下课时间
I’m glad it’s almost quitting time.
70, take it over 重修
Don failed physics and had to take it over.