step three : revision

t : yesterday we learned some shapes. now, look!

what shape is it? (看图片，复习旧单词：an oval, a diamond, a heart)

step four : presentation

ⅰ.t : ok! so much for the revision. today we’ll learn other shapes. lookat the picture. what’s in the picture?

(a clock)

s : it’s a clock.

t : what time is it?

s : it’s ten o’clock.

t : what shape is the clock? do you know?

s :….

t : it’s a circle. “a circle”. read after me, please.

(t领读，s跟读.t出示几何图形，贴在黑板上，并板书单词)

ⅱ.t : look at this picture. what’s this?(a national flag)

s : it’s a flag.

t : yes. it’s our national flag. what colour is it?

s : it’s red.

t : great. what shape is it?

s :….

t : it’s a rectangle .“a rectangle”. read after me, please.

(t领读，s跟读.t出示几何图形，贴在黑板上，并板书单词)

ⅲ.t : good. but what’s on it?

can you see?

t : five stars.

t : there’re five stars on the flag. can you see the stars?

s : yes ,i can .

t : where are they ?

s : they’re on the flag .

t : what colour are the stars?

s : they’re yellow .

t : yes. the stars on the flag are yellow. you’re right.

“a star”. read after me, please.

(t领读，s跟读.t出示几何图形，贴在黑板上，并板书单词)

ⅳ.t : look. what’s this? (a paper)

s : it’s a paper.

t : what shape is it? do you know?

s :….

t : it’s a square. “a square”. read after me, please.

(t领读，s跟读.t出示几何图形，贴在黑板上，并板书单词.)

ⅴ.同法教授单词a triangle