选修7Unit3Underthesea单次讲解

Unit 3 under the sea

1.witness (1) v 当场见到，目击

.

在我昨天回家的路上路上我亲眼目睹一场事故。

(2) v表明，说明Her flushed（通红）face she felt.

她通红的脸表明他、她感到非常高兴。

(3) v 为…作证常与to 连用witness to 为某事作证说

He enter the room.

他作证说他看到那个人进入房间。

(4) n (C) “目击者，证人”常与to连用be a witness to 是…的目击者

The police found the witness to the murder case.

警察找到了那个谋杀案的目击者

(5) n (C,U) 证词，证据，证明give witness on behalf of 替…作证

The old man an accused person. 那位老人为被告作证。

2. sort (1) vt 把…分类,拣选

She is . 她正忙于给信件分类。

(2) sort out 整理（好）

I 我已把信分好

(3) n 种类，类别

A hammer is .斧头是一种工具。

He’s the sort of person I really dislike.

(4)词组sort of 颇为，有几分I feel . 我感觉有点生病了。

all sorts of 相当于all kinds of

3. accommodation (1) 房间，住所The accommodation of this hotel is scare. （不足）

(2) 膳宿（常用复数）

我们今晚能找到旅馆住宿吗？Can we ____find accommodations at a hotel__ for tonight? (3) accommodate 向…提供住处，接纳(v)

相关短语：(1) make accommodations for 为…提供膳宿(2) book accommodation at a hotel 在旅馆预订房间

(4) accommodate …to = adapt… to 使…适应

You will have to accommodate yourself to the situation.

4. yell（1）v.叫喊。

（1）yell(out) at sb.朝某人大喊大叫

.她对淘气的孩子大喊大叫。

They yelled at him to stop.

（2）n. /叫声，喊声

E.g. a yell of delight / warning

5. throw (1) 投，掷，扔，抛

Throw the ball to your younger brother.

He was thrown into prison.被关进…

(2) 匆忙或随便穿/脱

He threw a blanket over the injured man. 他匆忙给伤者披上毯子。

(3) 惊扰，使不安The news of Fu Biao’s death really threw us.

(4) 使某人处于某种状态The big fire threw hundreds of workers out of work. 大火使几百人失业。

The explosion threw the people into confusion. 爆炸使人们慌乱。

He was threw himself into teaching.全身心

相关短语：(1) be thrown into confusion 陷入混乱(2) throw away 抛弃，浪费，拒绝(3) throw cold water on 向…泼冷水(4) throw off 匆匆脱掉，抛弃，摆脱(5) throw oneself on 依靠，求助于(6) throw oneself into doing sth 开始热心做某事(7) throw up 举起，呕吐，丢弃6. flee (vi, vt) 逃跑，逃离，迅速消散，消失,破灭(fled ,fled )

. 他在战争中逃离了他的家乡。

辨析：He fled (from) that country.

He escaped from that country.

He ran away from that country.

escape(1) 用作及物动词时意为“逃避，躲避”

In order to escape punishment he made an excuse.

(2) （从监禁或管制中）从封闭的空间逃出来vi 逃跑，逃走He escape from prison this morning.

近义词辨析：(1) flee 强调逃跑行为本身，含有“逃走，消散”的意思，逃离危险，讨厌的情况。

The villagers fled about when the flood broke out. 洪水爆发时，村民们四处逃窜。

(2) escape 强调逃跑的结果，即成功地跑掉了。

They managed to escape from the burning building by breaking down the door.

(3) run away 多用于口语，含有“不辞而别”之意。He ran away from home at the age of thirteen.

7．abandon (vt) (1) 遗弃，抛弃

. 抛弃孩子们的父母应该被惩罚。

(2) 放弃（尤其指已经开始的某种事物）

。由于坏天气，比赛被取消了。

(3) abandon oneself to 沉迷（be addicted to）

他沉迷于电脑游戏。

abandoned (adj) 被遗弃的，自暴自弃的，堕落的abandoned young man 堕落的年轻人8.have a good feed on… 饱餐一顿

feed sb /sth. on sth. =feed sth. to sb /sth. 喂……吃……

feed on 以…为食(一般指动物) 近义词live on

eg1.The prison is required to feed

2.Several children were feeding bread to the ducks.= Several children were feeding ducks on bread.

3.Owls feed on mice and other small animals.

9.urge（1）催促，力劝（某人）urge sb to do sth. 劝说某人做某事

吉姆劝说她重新考虑她的决定。

（2）urge that sb. (Should )do sth 劝说某人做某事

。我劝你仔细看看这份报告。

（3）极力主张，强调urge sth (on/upon sb) 强调某事