Book Ⅳ Module 4 Great Scientists

　　　　Period Ⅱ Language Points

　　　　 May

Ⅰ. Language Points:

1. invent, discover, find 与find out 的区别：(Introduction)

　 invent -"发明"以前不曾有的事物

discover-"发现"客观存在而不为人知的事物

find-"找到，发现"，强调结果

find out-"发现，查明，弄清楚"，强调过程

联想： (发明n. ) 发明者(n. )

(发现n.) 发现者(n.)

found (vt.)- （p.f）- （p.p）（ ）

Ex. ①As we know, it was Thomas Edison who the electric light and Columbus that

America.

　　②My pen is missing. And I can't it anywhere.

　　③Have you why he was late today?

　　④It's known to all that the PRC in 1949.

2. In the rice-growing world, the Chinese scientist, Yuan Longping, is a leading figure.

　　①rice-growing (meaning), 结构为

　　e.g. meat-eating animals

　　讲英语的国家 （联想：英语口语 ）

　　热爱和平的

　　②leading: adj. 最重要的，主要的

　　e.g. She was invited to play the leading role in the new film.

　　(译)

　　男主角 女主角

　　③figure n. 数字；人影，体型；人物；画像，塑像

　　 v. 描述，塑造；计算；估计；揣测

　　e.g. The little boy is good at figures.

　　 She does exercise regularly to (保持体型)

　　短语：figure out 合计为，计算出；解决；理解，领会

　　 figure up 把......加起来

　　e. g. Can you (解决)the problem in 5 minutes?

　　3. ...he began experiments in crop breeding.

　　 First Yuan Longping experimented with different types of rice.

　　◆experiment n. 实验，试验 v. 做实验

　　Ex. 用...做实验

　　在...方面进行实验：

　　给...做实验：

　　进行实验，做实验： / / / an experiment

　　e. g. 我们每周做两次物理实验。

　　译：

4. He thought that the key to feeding people was to...

　　◆the key to...的关键（钥匙，办法，答案）to 为 词，后接 。

拓展：练习的答案 ； 课文注释

公园的入口处 对...的访问

　　e. g. 学好英语的关键是记忆。

　　译：

5. This was a breakthrough. Researchers were brought in from all over China to develop the

new system.

　　①breakthrough n. 突破，重大发现或惊人的进展

短语：make a breakthrough

　　e. g. China has made a breakthrough at landing the moon.

　　②bring in 引入；带进；赚钱；收（庄稼）

　　e. g. a. Many modern technigues (引入)since the 1980's.

　　 b. When the earthquake occurred, the PLA men were brought in to protect the people's

　　 lives and properties.

　　拓展bring about ; bring back

bring down ； bring forward