人教版高中英语必修4精品教案Unit2 Working the land

高中英语教案

Unit2 Working the land Vocabulary and Useful Expressions

Step1.重点难点

1. In many ways, he is one of them, and he struggled for the past five decades to help them. In a way; in one way; in some ways 在某种程度上

2．However, he cares little about spending the money on himself or leading a comfortable life. care v. 在乎,在意，喜欢，有兴趣 spend sth. … on … 在某方面花费 spend … (in) doing sth. 花费…做某事

3．Wishing for nothing, however, costs nothing.

wishing for nothing 动名词短语做主语，谓语动词用单数。however是插入语，表示语气的一种转折。

4．It also refers to crops growing with natural rather than chemical fertilizers. refer to 与…有关，关系到某人、某事；提到，涉及；参考

5．Instead, organic farmers insist on changing crops every two or three years.

insist on 坚持要求；insist后面可以跟从句，其中谓语动词常用should + 动词原形构成 6．Dr. Yuan awoke from his dream with the hope of producing a kind of rice that could fees more people.

with the hope of 带着某种希望

7．He used to walk to his fields twice a day, but now he prefers to ride his motorcycle. used to 过去常常（现在已经不是如此） be used to doing 意思是―习惯于‖

prefer to do (rather than do) 相比之下更喜欢做某事

8．But whatever they grow they make sure that what is left in the ground after harvesting becomes a natural fertilizer for the next year’s crop.

whatever引导让步状语从句，表示―无论怎样‖，相当于no matter what. Eg: Whatever you do, don’t give up.

Step 2．功能句型

建议（Suggestion & advice）

I would rather … I don’t like … because … I’d prefer … because … It’s a great pity that … Should we/I …? It’s better to …

If I have a choice I’d choose … because … You need to … May I suggest …? Let me suggest … because …

Perhaps we should suggest … because … But what/how about …?

Step 3. 重点单词及短语 单词 ① hunger n. 饥饿，食欲；v. 渴望得到某事物，某人 hunger for/after sth./sb. ② struggle vi.

高中英语教案

stuggle with sb. 与某人争斗，搏斗 struggle (against/with sb./sth.)

struggle against/with sb./sth. (for sth.) 争斗，拼搏，奋斗，努力 ③ expand vi. (使某事物)变大，增强，伸展，张开 expand on sth. 阐述或详述

expansion n. 扩大，扩展，膨胀 ④ equip vt.

equip sb./sth. (with sth.) 配备，装备 equipment n. 设备，装备 ⑤ export vt. 输出；n. 出口业，出口品 import vt. 进口 ⑥ circulate vi. vt. 使某物循环，流通，传播；vt. 发侧知告知某人 circulation n. 循环，流传，传播 ⑦ confuse vt. 把某人弄糊涂，使为难，打乱 confusion n. 混乱，混淆 ⑧ reduce vt. 缩减，减小，降低 reduction n. 减少，缩小 ⑨ supply vt. 供给，供应，满足；n. 供应，供给之物 ⑩ exchange vt. 交换，交易；n. 交换，更换，互访，交流 exhange sth. with sth.

exchangeable adj. 可交换的，可退换的，可兑换的 短语

rid … of 清除，摆脱

be satisfied with = be contented 感到满足，满意的 would rather do sth. 宁可做某事

refer to 与…有关，关系到某人，某事，提到，参考 search for 寻找，搜寻 thanks to 多亏，由于

rather than 而不，宁愿…而不

Unit2 Working the land

Warming Up, Pre-reading and Reading

Period 1 Warming up and pre-reading. Step 1 Lead-in. Poem By Li Shen

高中英语教案

Farmers weeding at noon,Sweat down the field soon. Who knows food on a tray,Due to their toiling day.

Then let one student recite the poem in Chinese. Step 2 Warming up by questioning

Hello, everyone. We shall read about man who works the land today. Have you ever grown any plants? If not, what kind of plant would you like to grow? How will you grow it?

(For reference: Mr. Li, I worked with my father in the rice field last year. We grow hybrid rice and use animal wastes to make the soil rich.)

Has anyone of you ever been to the countryside? What did you do there?

(For reference: I went to Chuankou the day before yesterday. It is a small mountain village 75 li north of Beijing. I went there to visit my uncle’s family. I like that small beautiful village very much. )

Who are from a farmer’s family? What do you know about farming? Step 3 Pre-reading and talking Questioning and answering

Rice is main food in South China. What do you think would happen if tomorrow there was suddenly no rice to eat?

(For reference: Then the south people would have to change their eating habit. They could turn to potatoes, wheat flour, cow and sheep cheese, cabbage, onions and garlic for food. They are the bases of the traditional food in North China. )

If you had the chance to do one thing to help end hunger in the world, what would you do?

高中英语教案

(For reference: I would try to end hunger by popularizing the advanced farmingtechniques.

Modern techniques could be introduced to increase the rice output, and expand the area of fields.)

Giving background information about Professor Yuan Longping

Have you ever heard of a man called Professor Yuan Longping? Would anyone of you tell the class something about him?

(For reference: Professor Yuan Longping is a Chinese agricultural scientist. Professor Yuan's breakthrough scientific achievement led to the world's first successful and widely grown hybrid rice varieties, revolutionizing rice cultivation in China and tripling production over a generation. His approach to rice breeding then spread internationally throughout Asia and to Africa and the Americas, providing food for tens of millions and leading to his becoming known as the "Father of Hybrid Rice." Step 4. Reading

Reading aloud to the recording

Comprehension—understanding what you are reading—is important. To read in thought groups is an easy, yet effective, w …… 此处隐藏：14669字，全部文档内容请下载后查看。喜欢就下载吧 ……