unit7 to your good health教案

period twostep 1.language points in fact, the more you use your body, the better it works.the＋比較級，the＋比較級，意思為“越……越……”。[例]______ you praise him, ______ he works.a. more; the harder b. the more; the harderc. the more; harder d. more; harder(答案為b) step 2. meaning through practice1.divide the class into groups. give each group a large piece of paper to draw the human body and write the words an the body parts. as the students are working, provide the following word on the board: heart, lungs, kidney, brain, stomach, liver, artery, veins, and bones.2.explain that over can be a preposition or a prefix that can be added to verds, adjectives or nouns. the prefix can mean: 1. excessive 2. outer, extra 3. like “over” in various senses.discuss the meaning of each prefix. have the students write a sentence for each word.explain that under is also a proposition or prefix meaning: 1. below, beneath 2. lower in status 3. incompletehere are more example: underclothes, underdog, undergraduate, underclass.4. listen to the tape and do the ex.5. let’s talk: sentence stress and rhythm.6. review the following vocabulary before reading the dialogue: emphasize, de-emphasize, step 3. writingwrite an invitation to a dinner party with a menu. use the sample shown in the text as a model.use the mapping strategy to help the students organize their ideas. illustrate on the board a circle with lines going out from the circle. the circle represents how to develop a health lifestyle. each line will represent a component of a healthy lifestyle. in groups have the students identify the components. for example: diet, physical, mental, social/emotional.students will make a chart that has the components listed on each side of the columns. under each component list the unhealthy and healthy habits of parents, classmates, etc.divide the class into groups. students will share their list of unhealthy and healthy habits. as a group, the students make a “do” and “don’t” chart. remind the students to use modals in this activity because they are giving advice as to what are unhealthy and healthy habits. for example：“you should ride your bicycle every day” “ you should not smoke.”step 4. grammar: 現在分詞現在分詞表示“主動和進行”，分詞可以有自己的狀語、賓語或邏輯主語等。 1.分詞作狀語分詞在句子中作狀語，可以表示時間、條件、原因、結果、讓步、伴隨等。分詞做狀語時，它的邏輯主語與句子的主語一致。作狀語的分詞相當于一個狀語從句。 【例如】 hearing the news, they all jumped with joy. using what you know of word stems and word formations, you can make a guess at the meaning of a new word.