初二英语教案：Lesson 93 教学设计方案

Lesson 93 教学设计方案二教学内容1词汇：try to do2句型：Its quite a nice picture. 3语法：初步学习过去进行时态的用法。教具录音机；多媒体视频；一组图片，画有人物和动作，如：打篮球、跑步、唱歌、写作业等，并标有具体的过去时间。如：8:30 yesterday morning等。课堂教学设计Step 1 Leading-in请三位同学到前面来，分别做出扫地、读书、写字等动作。教师依次提问：T：What are you doing?S1：Im sweeping the floor.S2：Im reading a book.S：Im writing.教师手指这三位同学，依次问大家：T：What is he/she doing?学生按照实际情景，依次答出：S2: He is sweeping the floor. She is reading a book. He is writing.教师要求全班将三个人的动作分别记清楚。Step 2 Presentation就刚才三位同学的动作，向全班提问：What was doing when I came in?重复两至三遍，板书这个句式，用彩色粉笔标出was，启发大家猜测句子的含义，并引导全班回答：He was sweeping the floor. She was reading a book. He was writing.板书上述三个答句，启发学生观察谓语部分的变化，并简要介绍一下过去进行时态所表示的含义。Step 3 Ask and answer借助课文插图或出示图片，让学生练习表达图中人物的活动。T: Its Monday. The students are drawing some pictures on the blackboard. Now lets look at the picture. What are they doing?让学生表达图中的各个学生正在进行的活动，并让他们表演出来。A: What is Li Lei drawing?B: He is drawing an elephant.Han Mei is drawing a cat.Step 4 Read and act播放视频：Lesson93情景对话，问：What is Li Lei drawing?或放对话录音。教师给出听前提问（Pre-reading questions）:What is Li Lei doing?放录音一遍，学生回答问题。然后让学生就图中其他的学生进行对话练习并表演。Step 5 Read and learn告诉学生Now its Wednesday. 指着图片问：What did the students do on Monday?出示对话：A: What was Li Lei drawing when the teacher came in?B: He was drawing an elephant.试着让学生就其他几位同学进行替换练习。然后引导学生从上面的句子中理解过去进行时的用法，并总结出其构成形式：was/were +v -ing并引导学生对过去进行时和前面的现在进行时进行比较：is/am/are +v-ingwas/were +v ingThen let the students read the sentences given and answer questions in pairs.或者播放视频：Lesson 93 Read and learn，然后让学生进行模仿练习。Step 6 Practice指导学生两人一组做课文第3部分练习。教师先与一位程度较好的学生表演以下对话：T: What was Li Lei doing when the teacher came in?S: He was drawing a picture.T: What was he drawing?S: He was drawing an elephant.T: What was he drawing on?S: He was drawing on