青蛙的一生實(shí)用教案

1、第1頁/共14頁第一頁，共14頁。Do you know something about frogs？第2頁/共14頁第二頁，共14頁。1. Adult frogs lay eggs in spring. 2.After about two weeks , tadpoles come out .3.About five weeks old, they have back legs. 4.About ten weeks old ,they have front legs, too. 5.Their tails become short and then they become froglets.

2、 6.The frog lets eat small animals and then become young frogs. 7.They live on land for two or three years and then become adult frogs. 8.Then they go back to water to lay eggs.The life cycle of a frog第3頁/共14頁第三頁，共14頁。Adult Frogs 1.Adult frogs lay eggs in spring.第4頁/共14頁第四頁，共14頁。Tadpolestadpoles 2.A

3、fter about two weeks , eggs become .have back legs3.About five weeks old, they .have front legs4.About ten weeks old ,they ，too.第5頁/共14頁第五頁，共14頁。I. Read the passage and write T(true) or F(fales). 朗讀短文，判斷朗讀短文，判斷(pndun)正誤。正誤。 2. After about two weeks , tadpoles come out. 3. About five weeks old, they

4、have back legs. 4. About ten weeks old ,they have front legs, too. ( ) About five weeks old, they have front legs. ( ) About ten weeks old, they have back legs.FF第6頁/共14頁第六頁，共14頁。5.Their tails become short and then they become froglets. Frogs7.They live on land for two or three years and then become

5、 adult frogs.6.The froglets eat small animals and then become young frogs 第7頁/共14頁第七頁，共14頁。II.Listen and choose the correct words to complete the passage. 聽錄音，選擇正確聽錄音，選擇正確(zhngqu)的單詞補(bǔ)全短文。的單詞補(bǔ)全短文。 live on land for two or three years young frogsanimals froglets adult frogs 5.Their tails become short a

6、nd then they become _. 6.The froglets eat small _ and then become _. 7.They _and then become _.第8頁/共14頁第八頁，共14頁。1.in spring eggs become tadpoles 2.after about two weeks adult frogs lay eggs3.about five weeksthey become adult frogs4.about ten weeks tadpoles have back legs5.two or three yearstadpoles have front legsIII. Listen and match.聽音并連線(lin xin)。第9頁/共14頁第九頁，共14頁。IV. Read in group and put the pictures in correct order. Show it.讀課文，把圖片按照正確的順序(shnx)貼好并展示出來。adult frogseggsbecomehavehavebecomeback legsfroglet第10頁/共14頁第十頁，共14頁。第11頁/共14頁第十一頁，共14頁。We should love frogsWe