Unit 4 Planting trees is good for us.教案评析

Unit 4 Planting trees is good for us. 教案

一、教学目标

1. 能听懂、会说、认读新单词: tree planting day, air, place, plant trees, keep the air clean, keep us cool, make the place beautiful 2. 句型：

1) 能用“be good for...”告知他人种树的好处。

2) 能用“I enjoy doing sth. or I like to do sth.”告知他人自己喜欢种树的意愿。

3) 能用“trees can keep...”表达种树的好处。

二、教学重难点

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. 理解、记忆B部分词组；make the place beautiful 的发音。

三、教学过程

Step 1. 热身(warm-up) Brainstorming: 学生围绕tree一词，展开联想说出相关的事物，构建单词网。

Step 2. 新课呈现(presentation) 1. New words and new sentences (1) 教学单词tree planting day. T: There are so many festivals in china? One day we should plant more trees. Guess! Is it tree planting day?

S: Yes, it is tree planting day. T: Tree planting day. (板书，带读) (2) 教学句型“we enjoy ...”和核心词汇trees can keep the air clean, keep us cool, make the place beautiful. T: We enjoy planting trees. It is good for us. We also enjoy doing sth. else. S: We enjoy playing games. T: We enjoy reading books. (板书we enjoy doing sth.) T: Trees can keep us cool. S: Trees can keep the air clean. T: Trees can make the place beautiful. (板书make, place带读单词）

(3) 创设情境

教师用课件呈现planting trees的场景，引导学生用what, why, how等疑问词造句，对planting trees提问。

T: It is a planting day, why should we plant trees? (4)

Listening A.

Students listen to the tape and repeat Part A. B.

Students read Part A in groups,and then act it out. Step 3: 趣味操练(practice) Game：Planting trees can…

教师按照Planting trees can… 将新短句的图片快速播放出来，全班分两组进行抢答。每说出一个句子，该组获一分，说错不计分。计时一分钟，多分者获胜。教师可适当总结，告诉学生要保护树木，保护环境。

Step 4: 作业布置(homework) 1. 听一听，背一背：听磁带，背诵A部分课文。

2. 找一找：收集一些和保护树木相关的图片。