Revise some words and expressions in L50. scienfitic research scientific work be content to do sth save money receive a doctor’s degree Lead to discovery in phsics receive a worldwide praise Nobel Prize for phsics give talks the rest of one’s life Live a …life

take ….nationality human rights human progress be fond of a world full of wars and killings at the age of

In L50, we have learnt the life and work of Einstein , today we will learn more about him. To know more about his theory and his life. 1. Before we watch the vedio, just look at Ex1 in Wb, page 75. If it is wrong, correct it.

Para 1. Eintein’s theory about light.

Light from the stars was bent as it passed the sun. How much it was bent and how far the stars moved.

Para 2 It took a long time for people to accept his scientific idea

How : Only 3 persons understood it------It was difficult to prove his ideas-----Stuck to -----People who had been watching the stars surported him

Para 3 He loved peace and took Swiss nationality.

Why : He didn’t have to join the army. Swiss didn’t take sides in the war.He believed:Fighting and killing in wars was wrong.

Para 4. Why did Eintein left Europe for the USA in 1933.

Why: He was a Jew.His friends were hurt.He wrote a letter to a newspaper to say that these acts were wrong.

Before Einstein, scientists believed that light travelled through space in a straight line. Para 1

1) travel, quarrel ,level, signal 的过去式、过去分词以及现在分词既可双写“ l” ，也可单写“ l” 。

2)control, refer 的过去式、过去分词以及现在分词必须双写

2. But Einstein was able to prove that Light coming from the stars was bent as it passed the sun.

3. It appeared to scientists on earth that the stars had moved.

4. He worked out how much the light would be bent.

in space 在太空 in outer space 在太空

in the universe 在宇宙中

in heaven 在天堂 in the sky 在天空中

in nature 在大自然里

on the earth/on earth 在地球

on Mars 火星上

1)prove sth., prove to be, prove sth. to be, prove+adj., prove+that 名词性从句

Einstein's theory proved (to be) correct.

2) appear 系动词“似乎”、“看上去”，相当于 seem, 其结构也与 seem 相近，如：

Why do you appear/seem (to be) so pale?

在过去的 10 年里，这里似乎发生了很大的变化。 There appear/seem to have been great changes here in the past decade.

他们似乎缺少资金。It appears/seems that they are short of money now.

Para 2 It was said that only three people could understand it at that time.

The difficulty was how he could prove his ideas to other scientists.But Einstein stuck to his opinion and went on with his research. stick 动词，

The man stuck his fork into a potato.

Stick a stamp on an envelope before you put it into the mail-box.

The key(was) stuck in the lock.

stick at stick out stick together

From that time on Einstein was greatly respected as the leading scientist of the century. (para 2)

1)respect sb. for sth. 因为什么而尊敬某人

respect sb. as sth 将某人作为什么来尊重

respect 作名词 The prime minister is held in the greatest respect.

Para 3

He had taken Swiss nationality and therefore did not join the army ,as Switzerland did not take sides in the war.

take sides(with sb.)/take the side(of sb.) 同意、偏袒、支持

We were careful not to take sides for fear of getting into trouble.

When Germany was ruled by Hitler in the early 1930's, Einstein, who was a Jew, found it impossible to continue living in Germany

1) 在 20 世纪 30 年代期

in the early 1930‘s

2) 后期， in the late 1930's,

3) 中期， in the middle of 1930's 。

What he wanted to see was an end to all the armies of the world.

what he wanted to see 是名词性从句作主语