Unit 1 How often do you exercise ? 教案

step 4 listening .t: now you will hear a reporter interview two people , katrina and bill . before listening , we shall talk about a question “what is healthy?” if i never exercise and never eat any junk food , am i healthy ?ss : no .t : if i eat lots of fruits and vegetables and drink milk , am i healthy ?ss : yes .t : now listen to the recording and decide if bill and katrina are healthy .circleyour answer to each question .the first tiome , you only listen .the second time , circle yes , no , or i don’t know . finlly , let’s read the tapescript , underlining all the expressions .2b  we have got to know about about ka trina and bill’s healthy . listen again and fill in the blanks in the suevey about how often they do the things .then check answers .step 5 pairworkhave students look at the example in the speech bubbles . and haave two students read it to the class . and have students work with their partner . studenta is the interviewer .students b is katrins .ask and answer questions about the things in the suevey . then changa roles . studenta , you will be bill , and studentb ,he/she will be the interviewer . then ask and answer the questions for the class , using as many wh-questions as possible .step 6 practice in classmake sentences with the phrases(be good for . want sb to do sth) that students have learned in this class  in writing .step 7 summarizationask students to summarize what they have learned.step 8 homework1 . finish exercise 2 and 3 in workbook .2 . remenber some new words3 . preview p5 3a and try to answer the five questions .blackboard design:the fourth period(sectionb 3a-4)step 1greetingsgreet students as usual.step 2 duty reportstep 3 revisionrevise some key words and phrases by translating .ask some pairs to act out the survey in the last lesson .（這可以反映一下他們上節課2c 部分的完成情況，也可起到一個復習鞏固的作用。）step 4 presenttionshow new words on the screen and teach them .step 5 reading(3a) have students read part of katrina’s letter to a pen pal and answer the questions .then check the answers . then have students read the text again and underline some key phrases .eg : the teacher helps to understand and use them .come home from school放學回家 . eating habits 飲食習慣 . a lot of = lots of 許多 try to do sth 試圖做某事  .look after = take care of 照顧 help sb to do 幫助某人做某事 .get good grades 取得好成績  make a difference to  使結果不同next read the text aloud after the tape .in order to correct the pronunciation