Period Three　Lesson 3　Scientific Breakthroughs

Ⅰ.重点单词

1.dilemma n.困境，进退两难的窘境

2.procedure n.步骤；程序

3.donate vt.捐赠；赠送

donation n.捐赠；赠送；捐赠物

4.correspond vi.通信；符合

5.meanwhile adv.同时

6.split vi.分开，分离

7.premier adj.最重要的

8.outspoken adj.直言的，坦率的

9.outcome n.后果，结果

10.cure vt.治愈

11.wrestle vi.努力解决；摔跤；搏斗

12.patent n.专利

Ⅱ.重点短语

1.not to mention更不用说

2.range from...to...在......到......之间变化或变动

3.figure out计算出；弄清楚

4.according to依据，按照

5.turn to转向；求助于；翻到

6.go out熄灭

Ⅲ.重点句式

1.be doing...when...正在做......这时......

In the summer of 1905，this outspoken young man was rocking his one-year-old baby when he was suddenly inspired.1905年的夏天，这位直率的年轻人正摇着他一岁大的孩子，这时他突然产生了灵感。

2."介词＋关系代词"引导定语从句

He double-checked and saw a blue mould in the dish around which the bacteria had been destroyed.

他仔细检查了一下，看到碟子里有一种蓝色的霉斑，其周围的细菌都被消灭了。