Unit 4 Planting trees is good for us.教学目标

Unit 4 Planting trees is good for us Period 1

黄晓娟

教学目标 （一）语言目标

1、词汇：能听懂、会说、认读、会写新单词或词组

Tree Planting Day，

air，

place; 能听懂、会说、认读、新单词或词组plant trees，keep，make；能听懂会说新单词enjoy. 2、句型：

能用认读理解句子“Planting trees is good for us”. 能用“trees can keep...”表达种树的好处。

教学重点、难

点 1能听懂、会说、认读新单词Tree Planting Day，

air，

place；

2能听懂、会说词组plant trees ，keep the air clean，keep us cool，make the place beautiful。

3能听懂、会说新单词enjoy。

4能认读理解句子“Planting trees is good for us”. 5能用“Trees can .....表达种树的处。

教

学

准

备 Word cards, 课件，

Drawing Instrument

教学过程设计

Step 1 热身（warming-up) 1 Greetings

Step 2 新课呈现（presentation) 1、New words and new sentences (1)教学plant trees 出示两幅对比图片

T：There are two pictures ,what can you see in picture 1 and picture 2 Ss: I can see …

T: which one do you like?

Why? T: what can we do to make picture 2more beautiful? Ss: we can plant trees because planting trees is good for us (引出主题句，板书，带读，并出示本堂课的竞争机制) （2）教学Tree Planting Day T: because planting trees is good for us, so, there is a festival, on this day we should plant more trees. Guess，which day? S: Is it Tree planting Day? T：Yes, it is Tree planting Day(板书Tree Planting Day，带读）

keep the air clean，

（3）教学trees can

keep us cool，

make the place beautiful

T：Just now , we know the march 12th

is Tree Planting Day .What can we do on this day? S: we can plant trees. T: Wonderful, all of you did a good job. Next, a guess riddle for you.

You can’t see me, you can’t touch me, but you can’t live without me, who am I? Ss: is it air? (引出新单词air，带读。) 出示图片

T: Is the air clean in this picture？

Ss: Yes, it is. T: why? Ss: there are many trees. T：bingo. Trees can keep the air clean. (出示图片带读keep the air clean，师生对抗操练) T: what keep the air clean？

Ss: trees. T：so we can make a sentence “Trees can keep the air clean”

（带读

）

T: trees are very important for us .what else can trees do for us? 语言动作释义后，出示图片

Summer is coming. It’s so hot, I can’t bear it. What can trees do for us? S1：Trees can keep us cool

T : nice ,trees can keep us cool （出示图片，带读词组keep us cool ,操练，展示）

T：

What keep us cool? S2：Trees can keep us cool.( 教学trees can make the place beautiful. （出示一幅没有树的图片）

Is this place beautiful？

Ss: No, it isn’t T:

why？

Ss: there are no trees. 出示加上树后的对比图片

T: is this place beautiful now？

Ss: Yes, it is. T: What makes this place beautiful? Ss: trees T: great .trees can make the place beautiful. (带读单词和词组后师生对抗趣味操练，展示）

（4）趣味操练trees can keep the air clean，

trees can keep us cool，

trees can make the place beautiful

Game1：句子接龙

Game2 ：尖眼睛

教师按照

trees can 将新短句的图片快速播放出来，全班分小组进行抢答。每说出一个句子，该组得一分，奖励一片叶子贴在小组的树枝上，说错不计分。计时一分钟，多分树叶组获胜。

Step3：The dialogue 1 listen and answer 2 listen and find 3 listen and repeat 2times 4 repeat 结合板书内容，总结三个关键句子，并用连词成句的形式进行小组展示

Step4：总结