Unit 1 Great Scientists教案
过去分词和现在分词都可以做定语，区别如下：
所修饰的 中心词 及物动词的分词 不及物动词的分词
过去分词 多为人 表被动意义，意为“……的”
spoken english，
the excited students 表示分词的动作已经完成
fallen leaves(落叶)
boiled water(开水)
现在分词 多为事物 表主动意义，意为“令人……的"
english—speaking countries，
exciting news 表示分词的动作正在进行
falling leaves(正在飘落的树叶)
boiling water(正在沸腾的水)
二、分词作表语
共同点：分词作表语时，它起着形容词的作用。
不同点：分词作表语时，句子的主语就是该分词的逻辑主语。但现在分词作表语时，与其逻辑主语之间是主动关系，所表示的动作的一般与句中谓语动词所表示的动作同时发生；而过去分词则表示被动关系，所表示的动作一般发生在谓语动词之前或同时发生。
过去分词和现在分词都可以做表语，区别如下：
主语 意义 备注
过去分词 人 人所处的状态或对某事的感觉 被动意义
现在分词 事物 事物的特征，意思是“令人……的” 主动意义
step 3.exercises
ask the ss to complete the table with phrases tha have the same meaning in ex 2 on page 5 and check the answer for them.
ask the ss to complete the table with phrases tha have the same meaning in ex 3 on page 5 and check the answer for them.
step 4. assignment and homework
do more exercise about the past participle used as the attribute and the predicative
period 7&8 reading and writing
teaching aims:
1. to understand the theory of nicolaus copernicus
2. to improve ss’ reading skills
teaching procedures & ways:
step 1 revision
check the homework.
step 2 teaching the new words (from “nicolaus copernicus” to “logical”)
step 3 reading
1. fast reading
read the passage and do ex 1 on page 7.
before copernicus’ theory showing copernicus’ theory
a diagram showing the solar system with the earth at its centre a diagram showing the solar system with the sun at its centre
2. careful reading
read the passage carefully and answer the following questions.
