Learning about Language优质课教案

Unit 3 Inventors and inventions Step one:Discovering useful words and expressions . T: In the process of learning English, There are quantities of new words for you to master. So it is very important for you to master new words through suffix or prefix.

And Today, we are going to learn new words through suffix. Please analyse words in the green sheet. Three minutes for you. T:

Ask some of the students to have a try. S1: cube→cubic

S2: mercy→merciful S3: stain→stainless

……

T: Let’s check the whole answers. T: OK, can you draw a conclusion from the practice above?

n→adj

Ss: Yes.

T: Actually,

①

the suffix of adjective is “ic” .

v→n

adj→v

②

the suffix of verb is “en” . ③

the suffix of noun is “tion”. ... Step two: 2.Replace the underlined parts with words that have the same meaning. Rewrite the sentence when necessary. E .g: ①

easiest and nearest →most convenient

② great care→caution

③ accepts everything→is passive ... Step three: Complete the passage using the correct form of the words or phrase below. T: Make sure you know about the property of a certain word.

Step four: Do some exercise. E g: Although the water level began to drop, there was no decrease in ____(降雨量). In law, a man is accounted to be ________ (无罪的) until he is proved guilty. It is still debatable whether one should

leave one’s real name and show one’s

____________ (身份证明) when buying train tickets. file

abruptly

valid product

seize

perfume

criterion

set about

Step five: Homework (Finish Exercise 4 on Page 23.)