Learning about Language优秀说课稿

Unit 5 Meeting your ancestors Learning about language Step I. Revision 1.

Recite some important words and expressions in reading.

2.

Recite some sentences in reading. Step II. Learning about language Task 1. Finish the exercises on page 40. Task 2. Check the answers. Task 3. Explain something in the exercises 1.alternative n. 替换物；选择的余地

alternatively adv. 随便地，可选择地

program alternative 方案抉择

have no alternative but... 除……外别无选择；只有；只好

have no choice but to do sth. 除……外别无选择；只有；只好

Exercises: (1)The way to the city was blocked, so we had to go there __________________(改道)．

(2) If you want to be admitted to a key university, you _______________________________(别无选择，只能比以前更用功)．

2.aware adj. 意识到的；知道的

unaware adj. 不知道的，

不清楚的

be/become aware of sth. 知道；意识到

be aware that... 知道；意识到

Exercises: (1) Once you ________________________(意识到学习外语的重要性), you will learn it more actively. (2)Though most smokers _____________________(知道吸烟的危害), they won't give it up. 3.interrupt v．打断；中断

The First World War interrupted his study in Germany. (His study in Germany was interrupted by the First World War.) 第一次世界大战中断了他在德国的学习。

The loud noise from her neighbor's interrupted her study. 邻居家传来的嘈杂声打扰了她的学习。

4.assume vt. 假设，设想，装作

assumption n. 假定，假设

assumable adj.假设的，可假定的

The scientists assume that there are living things on the Mars.

科学家们设想火星上有生物。

When blamed by the classmates, she assumed a look of innocence. 当同学们责备她时，她装出一副无辜的表情。

5.regardless of 不管；不顾

She is determined to go to study abroad, regardless of the fact that her family is not rich.

尽管她家不富有，她还是决定到国外留学。

The girl decided to go to Africa to look for her elder sister，regardless of the danger. 不管有多危险，这个女孩还是决定去非洲寻找她的姐姐。

词语辨析：despite，in spite of despite 虽然，尽管；不顾。语气较弱，多用于诗歌或正式的文体中。

Despite the fact that he remained weak after the operation，Peter went to Paris. 尽管手术后他还很虚弱，但彼德还是去了巴黎。

in spite of 虽然，尽管，不顾。多用于书面语，语气较重，表示不管遇到什么障碍、干扰和反对也坚持要干。

In spite of all his efforts, he failed in his college entrance examination. 尽管付出了努力，他高考还是失败了。

拓展：

although, though，as 也有“虽然，尽管；不顾”的意思，

但是它们后面一定要跟句子，不能跟短语。其中as 和though表“尽管”用于倒装句式中。in spite of, regardless of后只能接名词或短语。此外，although, though不能和but连用。

Although it was raining heavily outside, the woman was still wandering in the street, looking for her lost son. (＝Regardless of /In spite of/ Despite the heavy rain, the woman was still wandering in the street, searching for her lost son.)

Young as/though he is, he knows everything. 用regardless of, despite, in spite of, though, although，as填空。

(1)_________ her wealth left by her grandparents, Mary went to work in a big company. (2)They had to march on _________the cold, the snow and the strong wind. (3)__________ he has tried his best, he failed to persuade his uncle to stop smoking. (4)Tired ________ she is, she still goes on working hard. 6.would/might＋have done想必，肯定是，表示假想的过去的动作或事情。

Exercises: (1)John ___________________________________(可能知道真相) but refused to tell us. (2)The animals

____________________________________________________(肯定可以过更好的生活) if people had paid enough attention to protecting the environment.

7.cut up切碎；

使……受苦，使……悲伤

cut down缩短；改小；缩小；砍伐

cut in 插嘴；打断；超车抢道

cut off切断，阻断；使分离，使隔绝

cut short中断，打断

cut through穿过，挤进

选用上述词语完成下列句子。

(1) He ________ the meat. (2) I recommended that you should ________ the cost. (3) As we were talking, she ________ with a question. (4) He _____________ a forest to get home. 8.构词知识

“形容词

＋

en”构成动词。

sharp(尖的) —sharpen(削尖) soft (软的)—soften(变软，软化) short (短的)—shorten(缩短，删减) wide(宽的) —widen(加宽，拓宽) ripe(熟的)—ripen (成熟) sick(生病的)—sicken(生病) weak(弱的)—weaken(削弱) Exercises: (1) We plan to ____________(扩路)．

(2) Please ___________(将作文删短些). It's too long. (3) They picked fruit when it ________(成熟)．

9.ample adj. 充裕的，

足够的

amply adv. 充裕地，充足地

ampleness n. 充足，充裕

ample evidence 充分的证据

an ample reward 优厚的报酬

词语辨析：ample, enough 两者都表示充足的、充裕的，

意思是“很多，

超过所需求的数量”，

但是后者比较常用。enough作定语时可以前置或后置，但是如果修饰形容词或副词时，

enough必须后置。

Exercises: (1)We have _______________________(充足的旅费).

(2)There was __________________(足够的时间) to get to the airport.

(3)We need not go and buy food today. There is still ________ vegetables, meat and drinks in the refrigerator. (4)He has money ________ to buy a bigger house now. (5)The poor old man was not strong _______ to lift such a heavy box. (6)He spoke slowly ________ but I still could not catch him. 10. preserve v. 保存，保护，收藏；

保持，维持

preservation n. 保护；保存；维持

the preservation of sth. ……的保护

preserve sb. from... 保护某人以免……

Exercises: (1)People used to __________________________(保存肉和鱼) in salt. (2)One of their duties is ________________________(维持公共秩序)．

(3)The association was set up to ________ endangered animals _____________extinction.

(4)The focus of today was the _____________ of jobs.

9．长难句结构分析

(1) You

主语

must be aware

谓语that it 's here that we found evidence of some of the earliest people

宾语从句（含有一个强调句型）

who lived in this part of the world.

定语从句（修饰people）（2）

We

主语

have been excavating

谓语

layers of ash almost six metres thick.

宾语

which suggests that they might have kept the fire burning all winter.

非限制性定语从句