二年级英语下册 Unit8 Are these tomatoes(1)教案 北师大版

eaching contents :
Vocabulary:
Are, these, they’re, tomatoes, those, beans, mushrooms, they, cabbages, aren’t, onions, potatoes, cucumbers, cauliflower, peppers, eggplants
Structure:
What are these\those?
They’re (beans).
Are these\those beans?
Yes, they are.
No, they aren’t.
Period 1
一、 Greetings.
二、 Presentation.
Step 1 Model the dialog.
Take out the pictures of apple, pear, banana and the others.
Hold up the picture of pear and ask, “What’s this?”
Have the children answer. Repeat this for apple and banana.
Repeat several times, and have the Ss say the names.
Hold up the apples and ask, “What are these?”
Have the children answer. Repeat this for the bananas and pears.
Repeat several times, and have the Ss say the names.
Hold up other things and ask, “What are these?” Have the Ss repeat the sentences after me.
Then, repeat the procedure for all the other things.
Read the sentences together.
Step 2 Talk about the story.
T:Open your books.
Show them what to do.
Repeat the things and have the Ss open their books at page 14 and 15.
Step 3 Ask these questions about the pictures :
Picture 1: Who can you see in the picture?
Picture 1: What are they doing ?
Picture 3: What is Mocky holding?
Picture 9 : How does Mocky feel?
T: Now we are going to hear what the characters said.
Play the tape. Have the Ss look at the pictures, as the tape is play.
Have the Ss roleplay the dialog using the masks.
Step 4 Homework.
Tell your family the English names for the vegetables.
教学后记：
以活动形式复习，激发学生兴趣，学生在活动过程中复习、巩固旧知识，效果较好。

学生对故事部分的内容掌握较好，基本都能互相开展对话询问，并能做出相应的回答。

但学生对于重点句型不太熟练，有待加强练习。

Period 2
一Greetings.
二Presentation.
Step 1
H old up the card, say “These are pens” Have the Ss repeat.
Repeat the activity using all the cards.
Touch a book in the classroom. Make sure that all the Ss can see it Say , This is a book. Repeat it for a pen. And These are pens.
Hold up one of the cards and say:“ What are these?” Have the Ss read after me.“These are books.” Make sure the Ss say the final \s\ in They are books.
Explain to the Ss that, when we talk about more than one thing, we usually add an s at the end of the word.
Step 2 Words to learn.
T: Open the books.
Point to each of the objects in turn, naming them in English as I do so.
Play the tape, have Ss touch the picture as they hear each vegetable’s name.
Have Ss read the words after the teacher.
Read the names again, then read it in pair.
Step 3 Listen to this.
T: Open your book.
Draw the Ss’ attention to the top of the page.
Read the words slowly, pointing to each word as I say it.
Have the Ss repeat Ken’s question, then point to t he picture.
Step 4 Sing the song.
Use the cards of the vocabulary being reviewed.
Hold up the card for potato, Say “Are these potatoes?” Elicit “Yes, they are.”
Now hold up the card again and ask : Are these beans?” Elicit, “No, they aren’t”.
Repeat these procedures for the other cards. These new structures will prepare the Ss for the song.
Play the tape, listen to the song.
Then, play the tape once again. Sing this song together.
Sing the song in group.
Step 5 Homework.
教学后记：
学生学习积极性较高，大部分学生都能积极参与课堂，特别是在学习歌曲部分，大部分学生都能积极参与课堂活动，课堂气氛活跃。

学生语音还有待加强,对于复数的发音,学生还存在一定的难度。

Period 3
一Greetings.
二Presentation.
Step 1 Review:
Hold up the card of beans, point to it ask, Are these potatoes”? Give the answer, No, they aren’t.
Introduce No, they aren’t. Explain that aren’t and are not mean the same thing.
Step 2 Talk together
T: Open your books on page 18.
Display the copy of the page. Point to the picture:
T: Now we can read what they said.
Have Ss repeat the words as they point to the picture in the books.
Repeat the procedure for the other pictures.
Listen to the tape, and touch the picture as you hear the words.
Step 3 Listen and number
Draw the Ss ‘ attention to the bottom half of the page. Explain that you want them to listen and number.
Play the tape, one sentences at a time, have Ss listen and number.
Step 4 Sounds and letters.
Draw Ss ‘ attention to the top of the page.
Play the tape for taxi and tomatoes, ask, Do these words have the sound\t\?
Play the tape again and have the Ss say the words aloud.
Repeat the procedure for \d\ words.
Step 5 Match the sounds
Have the Ss open their books, draw the Ss ‘ attention to the pictures, and ask What’s this/? Elicit the word from the Ss.
Match the sounds and let Ss color them.
Step 6 Homework.
Color the pictures on page 18 and 19 in different
Read the words and sentences.
教学后记：
大部分学生都能积极参与课堂活动，课堂气氛活跃。

对字母的认识也有所提高。

个别中下生的课堂纪律还有待加强，设法提高他们的学习积极性。

Period 4
一、Greetings.
二、Presentation.
Step 1 Review the words.
Take out the pictures and use the sentences: What are these? Are these…?
Step 2 Let ’ s chant
Say out the words that we have reviewed.
Read the rhyme to the Ss, point to each word. Tell the Ss that they are going to learn a rhyme.
Play the tape for the whole rhyme and have Ss listen and point to the words and the matching pictures on the page.
Play the tape again and have the Ss join in.
T :Point to the pictures as you listen to the tape.
They can add some actions and act it out in-group.
Step 3 Check the correct answer.
Ask Ss to say the words in the picture.
Show Ss my book, point at one picture and Ask Ss to say the word.
Hold up the following flashcards and ask Ss to say them.
Ask Ss to check the correct answer, make sure they have done this.
Repeat all the procedures for the other pictures.
Step 4 Homework
Color the picture on page 22.
Chant to their families.
教学后记：在教学chant 部分，学生能通过实物显示，很快就理解了它所表达的含义，而且很快就能掌握了。

让学生来比赛谁的速度能最快，这样也可以调动部分中下生的积极性，但速度方面还需要加强训练。

Period 5
一、Greetings.
二、Presentation.
Step 1 Trace the words
Hold up the card for tomatoes, ask What are these? Answer, These are tomatoes.
Have the Ss open the books at page 20.Draw their attention to the Trace and copy activity.
Step 2 Read and match.
Point to each picture in turn and say the matching word.
Play the tape, as the Ss hear each word they should point to the words..
Without the tape , have the Ss point to each picture in turn and say the words.
Have Ss trace the words beside the pictures.
Step 3 Uncle Book’s Bb.
Hold up the“ These are ”card and read it to the Ss, point to the words as you read them.
Repeat the procedure with other sentences.
Step 4 Guess and say.
Have the Ss practice saying the sentences from the previous activity.
Put the Ss in pair, The two Ss mix their cards with the picture facing down. Ss A puts his\her hand on one card and ask student B to guess.
Continue unit all the cards are flipped over. Then the two Ss change their roles.
Step 5 Uncle Booky’s storytime.
Tell the Ss that they going to listen to a story.
Play the tape, ask the Ss to listen to the story.
Have the Ss open the books, and look at the pictures, ask them to look for the familiar words in the book.
Have the Ss read the story silently, encourage them to try to guess the meaning of unfamiliar words.
Tell the story together.
Step 6 Homework
Tracing and writing the words.
教学后记：
通过guessing game来复习句子和单词，学生兴趣较大，但是学生的书写要加强，叫学生用图画来做一份salad，对故事很快就理解了。

Period 6
一、Organization:
1 Play a guessing game.
2 Greetings.
二、Revision:
Chant it together.
三、Presentation and practice
1. Have the Ss read the story silently, encourage them to try to guess the meaning of unfamiliar words.
2. Tell the story together.
Step 2 Play Bingo game.
1.Call out the different words and the Ss find the correct picture .
2.The Ss circle the word when they hear the teacher call it out .Then call out “Bingo’’ each time they have circled a full column down their Bingo boards.
3.At the end of the game, review all the words.
Step 3 Flashcard game
1.Put the Ss in pairs. Have each pair mix cards together and then spread them face down on the table.
2.The first child who call out “snap”, and the correct word , keeps the two matching cards.
The Ss continue playing until there are no cards left on the table. The winner is the child with the most cards at the end of the game.
3.If the child calls “Snap” by mistake ,other player takes the pair of cards.
Step 4 Self-assessment
1.Have the Ss do this part in pairs or in groups by themselves.
2.Ss should assess themselves according to their own situation.
2.Check the answer.
四.Homework.
Read Part A B , and the new words and sentences.
教学后记：
1．游戏形式复习能激发学生兴趣，学生在活动过程中复习、巩固旧知识，效果好。

2．在开展活动游戏时，由于班级人数较多，因此有点难调控，很难时刻关照到每一位学生身上。

3．学生在新学复数的发音时，受单数的发音影响，很容易忽略了\s\的发音，这是一个重点中的难点，应该设法解决。