eg. Columbus discovered America by accident. He found his dog which lost a week ago by
accident.
on purpose 故意 =by design
5. stare vi. 凝视，盯着看
stare at/ into 盯着看 eg. Don’t stare at me like that.
Premier Wen was on the spot within hours after the big earthquake struck Wenchuan.
汶川在地震发生几个小时后温总理就到了现场
7. Scene n.c (1) (电影的）一个镜头；（戏剧等的）一场；场
面
The photo shows a famous scene from the film of Oliver Twist …
It’s rude to stare at others.
stare sb. in the face/ eye 盯着某人的脸/眼睛看
stare sb. up and down 上下打量某人
stare at/ into glance at glare at fix one’s eyes on
盯着看 瞥一眼 怒视 注意；凝视
permit here.
allow sth.
允许…
allow sb. to do sth. 允许某人做某事
allow doing sth. 允许做某事
3. go ahead
(1) 进行，进展，继续 go ahead with … eg. After the rain stopped, we went ahead with our work. Work is going ahead. (2) 往前走，走在前，先走 eg. You go ahead and I’ll follow.
We don’t permit talking in the library. I’ll go to meet you if time permits.
(2) n. 通行证，许可证；执照
eg. a driving/ driver’s permit 驾照
a business permit 营业执照
You’d better apply for a g
6. spot (1) vt. spot- spotted- spotted
①认出；发现；找出 ②使沾上斑点；使有小点（污点）
spot sb./ sth. 发现、认出某人/某物 spot sb./ sth. doing sth.
看见、发现某人/某物正在做某事 spot that… 发觉、注意到… be spotted with… 满是…斑点
2. permit (1) vi./vt. 允许，许可 permit- permitted- permitted
permit sth. 允许… permit sb. to do sth. 允许某人做某事 permit doing sth. 许诺做某事 eg. He permitted me to explain it.
There is no scenery comparable to that of the West Lake.
Unit 3 words and expressions
1. bring up
bring- brought- brought
(1) 抚养，养育 eg. The little boy was brought up by his
grandparents. (2) 提出 eg. I want to bring up the first point again. (3) 呕吐 eg. He brought up all his dinner.
(2) n. ①斑点；点；污点 ②地方；地点
eg. My dog has some brown spots.
He lives in a quiet spot far away from the town.
a scenic/ beauty spot a historic spot
风景胜地 名胜古迹
※ on the spot 立刻，马上；当场；在现场 =on the scene
eg. I spotted my father in the crowd.
I spotted a mistake on the first cover.
Neighbours spotted smoke coming out of the house.
No one spotted that the gun(枪) was a fake(假货).
The police were soon on the scene. 警察很快到了现场
区别：scene / scenery / view
scene (c) （1）景色；景象（2）“场面，场景” 大都 包括人的活动在内的场面 scenery (u) 表示自然界风景，美景
For the first few hundred kilometers of the journey, the scenery was very colourful. 旅途中前几百米的风景多姿多彩
这张照片展示了电影（雾都孤儿》中的一个著 名场景。。
Act 1, Scene 3 第一幕第三场 (2) （常用复数）（舞台）场景
（3）事发地点 the scene of the accident 事故现场 (4) 景色；景象 a beautiful scene in nature 自然美景
on the scene 在现场；当场
(3) 用于祈使句，表示“行啊，好吧，干吧， 往下说”
eg. Go ahead! We are all listening. --Would you mind me using your dictionary? --Go ahead.
4. by accident 偶然；无意中；不小心 =by chance