現(xiàn)在進(jìn)行時的被動語態(tài) 教案.doc

Unit 4 Wildlife ProtectionLearning about Grammar Teacher: Chen Yumei Teaching time: Mar 31th. 2013 Teaching place: Class16 Grade 1 No4 Middle School Teaching contents: Wildlife ProtectionLearning about Grammar Teaching Tape: New lesson一知識目標(biāo)1. Get students to know the structure of the present progressive passive voice.2. Let students learn the usages of the present progressive passive voice.二能力目標(biāo)Enable students to use the present progressive passive voice correctly.三情感目標(biāo)Get students to become interested in grammar learning.四 教學(xué)重點(diǎn)Get students to master the structure and usages of the present progressive passive voice.五教學(xué)難點(diǎn)Enable students to learn how to use the present progressive passive voice correctly.六教學(xué)方法。1. Task-based teaching method2. Cooperative learning.七教學(xué)過程。Step1. Grammar revision1. The structure of the passive voice. Be + Ved (注意：三變：賓語變主語，主語變賓語加By, 謂語由主動變被動。 三不變：原句意思不變，原句時態(tài)不變，主謂賓以外的成分不變。)Turn the following into the passive voice.He looked after the little baby yesterday. The little baby was looked after by him yesterday.2. The structure of the present continuous tense.Be + ving eg: I am watching TV.Step2 Look at the following sentence and pay attention to the underline parts.1. We are being killed for the wool beneath our stomachs.2. Our fur is being used to make sweaters for people like you.3. I wonder what is being done to help you.4. Daisy turned around and found that she was being watched by an elephant.5. So good things are being done here to save local wildlife.Step3 Summary：現(xiàn)在進(jìn)行時的被動語態(tài)1.構(gòu)成：am/is/are (not) + being + V-過去分詞2.意義： 正在被做.e.g: 1. They are building a new library now. 被動A new library is being built now.2. Some animals are being protected well. 否定句Some animals are not being protected well.3. The bridge is being repaired now. 疑問句Is the bridge being repaired now?用法：（1） 表示說話時正在進(jìn)行的被動動作, 強(qiáng)調(diào)主語是動作的承受者。e.g. She is being examined by the doctor now.練習(xí)： 瞧！這個嬰兒正由他的姑姑照料著。Look! The baby is being taken care of by her aunt.2) 表示現(xiàn)階段正在進(jìn)行的被動動作。但此時此刻不一定在進(jìn)行的被動動作。E.g. Recently, a new building is being built outside our school.練習(xí)：目前，這個房子還在粉刷中。At present the house is being painting. 3、表示一種經(jīng)常性或習(xí)慣性的被動行為，常與always, often, constantly連用，往往帶有贊揚(yáng)、責(zé)備、厭煩及埋怨等感情色彩。 e.g. Tom is always being praised by the teacher練習(xí)： 我們教室的那扇窗經(jīng)常被打破。The window of our classroom is often being broken.4)與情態(tài)動詞連用，表示對現(xiàn)在正在發(fā)生的被動行為的推測。e.g. John is not here . He must be being interviewed練習(xí)：李華的父親此刻可能正在揍他。Lihua may be being beaten by his father at the moment.Step 4即學(xué)即練1. The milu deer _ at the research center at present.A. was being studied B. will be studiedC. is being studied D. have been studied2. The boys look very happy because they are listening to the music _ on the radio.A. that is being broadcast(廣播) B. that will be broadcastC. that was being broadcast D. that has been broadcast3.Where is the panda? It_ by the doctor.A. was being examinedB. is being examinedC. will be examined D. has been examined4. The world_ by man himself now.A. is being destroyed B. are being destroyedC. has been destroyed D. will be destroyed5. These computers_ , they cant be used now.A. are being mended B. is being mendedC. is mended D. are mended6. A new cinema _ here. They hope to finish it next month. A. will be built B. is built C. has been built D. is being built7. I dont know what time is it know. My watch_ . A. is repairing B. has b