Words and expressions
1. Prelude 前奏曲；序幕
2. Unforeseen 意料之外
Synonym: unexpected
Unforeseen circumstance 意外情况
3. Crockery 陶器，瓦器
4. Learner 初学者
E.g. Learner driver 学习驾车者
5. Stray 走失的，无主的
E.g. Stray dogs 流浪狗
6.Devour 狼吞虎咽地吃
Synonyms: gobble; wolf
7. A chain of 一系列（人或事）
E.g. A chain of event
8. Keep an eye on sb/sth 照看，留神
E.g. She asked her neighbors to keep an eye an her do while she is on her travel.
9. Attend to sb/sth 处理，照顾，关怀
E.g. She has some business to attend to.
10. Reduce sb to sth 陷入（更坏的）境地；使沦落
E.g. She was reduced to tears by her boyfriend's bad behavior.
11. Scale 程度，范围；等级，级别；刻度；秤；比例；鱼鳞；音阶；牙垢
On a bit/large scale
On a scale from
A scale of 1:100 1:100 的比例
12. Rush hour 交通高峰期
Morning/ evening rush hour 早、晚高峰
Bet the rush 错峰出行
13. Lorry（英式）卡车
Truck（美式）卡车
14. Happen to be 碰巧，恰好
E.g. You don't happen to know her?
15. As if/ as though 引导虚拟语气
E.g. It sounds as if he had a good time.
