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6. tend to vi.　1. 走向;趨向

Old people tend to get fat.

老年人容易發(fā)胖。

He tends towards selfishness.

他有自私自利的傾向。

5.　　　 serve as　vt. 為...服務(wù);為...服役，侍候(顧客等);供應(yīng)(飯菜)，充當

Children must be educated to serve their country when they grow up.

必須教育孩子長大后為國家服務(wù)。

She served me a cup of coffee.　她給我端上一杯咖啡。

The room served as an operation room temporarily. 那間屋子臨時充當手術(shù)室。　

4.　　　 survive　vt.. 在...之后仍然生存,從...中逃生

Only two passengers survived the air-crash.　這次飛機失事只有兩名乘客幸免于死。

vi. 活下來,幸存;殘留

Few survived after the flood.　洪水后極少有人生還。

3.　　　 root　n. (植物的)根; 根;根基;本質(zhì)

These plants have very deep roots.　這些植物的根長得很深。

This is the root cause of poverty.　這是貧窮的根本原因。

vi.生根　根源在于,來源于

Some plants root easily.　有些植物容易生根成長。

The crime rooted in his greed for money.　這一犯罪行為起因于他對金錢的貪得無厭。

2.　　　 in terms of　就...而論;在...方面

In terms of money, he's quite rich, but not in terms of happiness.

就錢來說他很富有,但就幸福來說就不然了。

1.　　　 date back to , date from 從。。開始，起源于，上溯到

The Sanxingdui site is said to date back to 5000 years ago.

三星堆遺址據(jù)說開始于5000年前。

6. versus　 prep. (法律和運動用語,常略作v.或vs.)對;對抗

The big match tonight is England versus Spain.

今晚的大賽是英格蘭對西班牙。

Robinson versus Brown

魯賓遜對布朗的訴訟

prep. 與...相對

the problem of mercy versus revenge

饒恕與復仇相抗衡的問題

Unit 20　 Archaeology

Teaching aims: Vocabulary revision

　　　　　　 Grammar revision

Teaching main-points: Vocabulary and grammar revision in the process of the integration between the teacher and the ss

Teaching Crux: 1) SS’ explanation about the vocabulary and grammar

　　　　　　 2) Teacher’s further explanation and supplement

Teaching materials & focuses:

5. envy 　n. 妒忌;羨慕vt. 妒忌;羨慕

She said it out of envy. 她出于嫉妒說了這話。

妒忌的對象;羨慕的目標

His talent is the envy of his colleagues.　 他的同事都羨慕他的才能。

I envy you your good luck. 我羨慕你的好運。

4.　　　 hope for 希望，盼望

Leaders hope for peace and stability in Iraq. 領(lǐng)導者希望伊拉克和平穩(wěn)定。

3. 出(價);開(價)

We offered him the calculator for US$50.

這計算器我們向他開價五十美元。

n.　　　　 提供,提議

Thank you for your kind offer of help. 感謝你想給予幫助的好意。