8B Unit1導學案及教案2

【教案】
課題 8b unit 1 grammar (b) 課型 新授課
教學目標 1.能夠在語境中正確運用現在完成時。
2.運用現在完成時談論發生在過去并與現在有聯系的事情。   
3.理解并運用常與現在完成時連用的時間表達方式。
重難點分析 理解并運用常與現在完成時連用的時間表達方式。
學情分析 學生已經掌握一些關于現在完成時的知識和用法，但如何正確表達卻有一些茫然，所以要通過情景訓練教給他們具體用法。
教學方法 情景教學法,歸納法
教具準備 課件
教學步驟 教師活動 學生活動 個性化補充
step1: revision
1. a guessing game.
(using questions form of the ppt.)
2. ask the ss to speak out some sentences with the ppt.
step2: presentation
time expressions
present the typical time expressions and their usages:
already  
yet
recently
ever
never
for…
since…
step3: practice
1. ask the ss do the exercises and then check the answers.
2. work in groups and learn how to use “for” and “since”, know the differences between them. 
3. check the answers.(p17),and ask them to practice the dialogue.
4. act the dialogue out.
5. some more exercises.
step4: an interview
1. the changes to our school
2. the changes to your family
3. the changes in your study
…any topic you want to talk about 
make up a dialogue with your partner. 
show some pictures
let them play this game to practice their english .

use some sentences to explain how to use these words.
it’s better for them to work it out by themselves.

give them more examples to help them understand it.

check  answers. 
anyone can stand up to answer if he wants.

practice in pairs and then work out the rules.

practice in pairs.

review the structure of past continuous tense.

 read the dialogue on, page 17 together.

act out the dialogue.
do some more exercises.
 
作業設計 1.背誦本課的單詞、詞組及對話。
2.完成《同步導學》上本課時的作業。
3.梳理、歸納現在完成時的用法及注意點。
板書設計 8b unit1 grammar(b)
already       yet      since短語或從句表示過去的動
作延續至今，since之后的時間為一點。
recently      ever     for短語表示動作延續多長時間，
for的賓語為時間段。
never         for

since
教學反思 
【當堂鞏固】
一、選擇填空
1. his sister _    __ her hometown for three years. she’ll return next year.
   a. left               b. has left        c. has been away    d. has been away from