安徽省滁州二中高二英语《Unit 21 Human Biology The Fifth Period Communication Workshop》教案

高中英语 Unit21 Human Biology Section Ⅳ专题练习课下作业北师大版选修7Ⅰ.用适当的情态动词填空1．Tom comes from Australia and he can speak English very well.2．I heard you bought a new book. May I have a look?3．If you can pass the driving test, you shall get a new car.4．It is sunny today; we needn't take an umbrella.5．Would you like to have a dinner with me?6．—Must we finish the composition in class?—No, you needn't/don't_have_to.7．You needn't read that book if you don't want to.8．—Must/Need I water the trees on Tuesday?—No, you needn't.9．He is so strong that I dare_not fight against him.10．We ought_to have received the letter yesterday, but it didn't arrive.Ⅱ.完成句子1．菲利普可能已经在交通事故中严重受伤了。

Philip may_(might)_have_been_hurt seriously in the car accident.2．她不需要上场了，因为比赛被取消了。

She didn't_need_to_play because the match was cancelled.3．他本没必要带食物来聚会的，因为足够了。

2019-2020年高二下Unit 21《Human Biology》(Lesson 2)word教案教案2Teaching aims1.words and phrases：2. listening:to practise using listening strategies for pleting a textTo practise giving and asking for advice3.to practise using phrasal verbs4.to practise using the vocabulary of parts of the bodyTeaching timeTwo periods(两课时连堂)Teaching processStep 1 RevisionCheck homework exercisesStep 2 learn the new words of lesson 21.ask some students to read the new words first and correct their pronunciation2.play the tape and have them read after the tape3.give them a few minutes to read the new words freely ,tell them if they can’t read the words, ask the teacher .step 3 listening1.Before you starta) students work in pairs, matching the key words with the definitions.b)check their answers.c)ask them to read the key words and the definitions.2.listen to learnexercise 2:a)ask four students to read the listening strategies. make sure they get the meaning.b) give them a few minutes to read through the summary.c)play the tape once for students to listen and write abbreviations for the missing words.c) play again for students to plete the gapsd)check their answers.3. exercise 3.a) let the students read through the questions .b) play the tape two or three times.c) Ask some students to answer the questions4.exercise 4a) listen to a student phone-in programme about revising for exams and plete the table.b) play the cassette twice, then give them some time to plete the table.c) check their answers.5.exercise 5a)give students time to read the Function File and the list of words and see if they can guess any of the missing words.b)play the tape two or three times for students to plete the function file.c)check their answersd) read the function filestep 4 vocabulary: phrasal verbs1.exercise 7a)ask students to read through the text quickly.b)ask them to read the given words and expressionsc)give them some time to do the exercise individually.d)check students’ answers.step 5 HomeworkExercise 1 on page 83。

安徽省滁州二中高二英语《Unit 21 Human Biology The FourthPeriod Lesson3》教案1.Teaching goalsEnable t he students to sequence the information.Help the students learn how to sequence the information.2.Teaching important & difficult pointsLearn how to sequence the information.3.Teaching methodsIndividual, pair or group work, discussion and cooperative learning4.Teaching aidsA projector, some slides and handoutsStep Ⅰ Revision and lead-inCheck the homework.T: In the last period, we have learned how to ask for advice and give sb. advice. And you were asked to make up two dialogues. Now we are going to check these two dialogues together.Ask some pairs to make up their dialogues in the front of the classroom.T: So much for these. In this period, we will rea d an article about epidemics. You know an epidemic is a kind of disease spreading very quickly among many people in the same place for a time. Which of these diseases below can be epidemics?The teacher will chec k the answers with the whole cl ass.Step Ⅱ ReadingTask 1 Reading strategiesIn this part, the teacher guides students to pay particular attention to the reading strategies.T: Next, one reading strategy will be introduced, which is considered as one of the basic reading skillsTask 2 SynonymsTask 2 helps students to comprehend the meanings of the words from the context and match them with correct definitions—here we use synonyms.T: Synonyms refer to words or phrases with the same meaning as another, in the same language, though perhaps with a different style, or technical use. For example, “effects” and “results” in this passage are synonyms. Let’s look at Ex.6 on page 39 and do the matching exercise.Answers:T: Please turn to page 84 and do Ex.2 and Ex.4 on page 85.Check the answers with th e whole class.Step Ⅲ SpeakingThis part is designed for students to practice their spoken English with a topic closely related to epidemics.T: For many years people suffere d from all kinds of diseases and fought against them. We have made great progress in this field, but there are still some diseases that we are not sure how to treat them. Scientists and doctors are trying their best to study these diseases, and one day, maybe these diseases will be cured. Which of these things do you think will happen within the next 25 years? Which will not happen? Why?Ask students to use their imagination and think of these possibilities and then encourage them to have a discussion on the topic and express their opinions. Have students form small groups or pairs to exchange their opinions and make sure everyone has a chance to speak. The purpose of this is to attract students’ interest and inspire their imagination.Step Ⅳ PracticeT: Please turn to page 86, there is an article about health and the myth of ideal body shapes. You are given four minutes to read this article to get the main idea of this articleAfter the students have finished reading the whole article, the teacher asks them what they think the main idea is and gets some stud ents to report their responses back to the whole class.Check the answers with the class.Step Ⅴ HomeworkFinish Ex.7 on page 39 and Ex.3 on page 84.Reading the passage after class.。

2019-2020年高二英语《Unit 21 Human Biology The Third Period Lesson2》教案1.Teaching goalsHelp the students learn how to give sb. some advice properly.2.Teaching important ﹠ difficult pointsEnable the students to listen to materials by using listening strategies.Help the students to know how to give sb. advice.3.Teaching methodsTask-based activities, practice, listening, discussion, pair or group work,student-centered learning, cooperative learningStep Ⅰ ListeningTask 1 WordGet students to do some matching exercises to get a better understanding of the listening materials.T: There are some key words that can help us understand the following listening materials in this lesson. Can you match them with their definitions?Task 2 Listening strategiesThis part is designed to help students develop their listening skills by listening to a science lesson about the brain and its power.T: In this period, we are going to listen to a science lesson. We will use listening strategies about how to plete the gaps by finishing Ex.2 on page 36.Go through listening strategies.T: Please read the short passage in Ex 2, so you will predict what kind of information we need. Then plete these gaps.Ask students to read this listening material and tell them to pay attention to the important information. Have them listen to the tape and plete these gaps individually. Encourage students to participate fully in it. Then the teacher deals with them with the whole class. T: Listen to the lesson a second time and answer the questions in Ex.3.T: After finishing this, we will listen to a student phone-in programme about revising for exams and plete the table in Ex.4.The teacher will check the answers as a class.Have students listen to the tape again and then plete the Function File with these words below in Ex. 5. This exercise is designed to practice both students’ ability of listening and how to give advice correctly.Step Ⅱ Speaking and WritingT: There are four role cards here. You are going to go through all these four cards and find out what topics are covered in them. Can you write down some more details for eachsituation?Ask students to think about the four topics and encourage them to talk about these situations separately and invite some of them to report their opinions to the whole class.Step Ⅲ VocabularyThis step provides a chance for students to strengthen their ability to use some phrases. Students are expected not only to expand their related phrases but also to apply them in practical usage.T: Please match the words and expressions below with the verbs in the text (1-11). Answers:1. put off—postpone2. get down to—start3. got out of—learned from4. going over—looking at…in detail5. finding out—discovering6. work out —understand7. write down—make a note of8. bring up—mention9.went through—looked at…in detail 10. e up—appear 11. got through—passedStep Ⅳ SpeakingStudents are expected to participate fully in order to develop their language skills.T: Let’s have a pair work and do Ex. 8 on page 37.Encourage students to form groups to have a discussion about the topics below and make sure each one has a chance to express his or her opinion. Then ask them to check the reportas a class.T: Do you know what expressions you can use in order to give someone advice?S: I know. We can say “You ought to… / You should … / If I were you… / I’d advise you… / You must… / You mustn’t… etc.”T: Quite right. And we can also say “There is no point in doing… / It’s important…/ You don’t try to… / You need… etc.”Step Ⅴ HomeworkMake up a dialogue between Elvis Presley and his doctor according to the first passageon page 82. Use expressions from Dialogue 2.Make up a dialogue between M. Mangetout and his close friend according to the second passageon page 82. Use expressions from Dialogue 1.。

Unit 21 Human BiologySection ⅤReading (Ⅲ) (Communication Workshop，Language Awareness，Culture Corner&Bulletin Board)Ⅰ.匹配下列单词的词性及汉语意思( )1.temporary A．adj.不合理的；荒谬的( )2.decline B．adj.怀疑的( )3.institution C．vi.表决( )4.rate D．n.情形；情况( )5.deadline E．vt.提交( )6.vote F．adj.临时的；短暂的( )7.sceptical G．vi.下降( )8.absurd I．n.团体；公共机构( )9.circumstance J．n.比率( )10.submit K．n.截止日期，最后日期[答案]1－5 FGIJK 6－10 CBADEⅡ.选择下列句中词组的汉语意思A.在任何情况下B.恢复正常C.继续活着D.无论如何E.抢劫( )1.At any rate，chance had given him some breathing space.( )2.The family was forced to live on credit from local merchants.( )3.But, after a decent interval, trade relationsbegan to return to normal.( )4.We would maintain the world balance of power at all costs.( )5.They robbed the bank of thousands of dollars.[答案]1－5 DCBAE第一步速读——了解文章主题和段落大意速读P40教材课文，匹配段落大意1．Para.1 A．Conclusion.2．Para.2 B．What doctors know and don't know about comas.3．Para.3 C．Introduction of the topic.4．Para.4 D．Chances of recovery.[答案]1－4 CBDA第二步细读——把控文章关键信息细读P40教材课文，选择最佳答案1．What would happen to Terri Schiavo when her life support machines were taken off?A．She would die.B．She would become worse.C．She would come back to life.D．She would blame her husband.2．What was Terri's parents' attitude to the courtdecision?A．They were angry.B．They were satisfied.C．They didn't know what to do.D．They had to take immediate action.3．What caused Terri fall into a coma?A．Motorbike accidents.B．Not wearing a helmet.C．Heart trouble.D．Sleeping all the time.4．What about the patients when there is a minimum of harm to the brain?A．There is nothing harmful to them.B．They can often return to normal.C．They will lose all their memory.D．Their brain will become useless.5．What is the author's reaction to the courts' decision?A．He hates the decision.B．He doesn't care about the decision.C．He is strongly against the decision.D．He is in favour of the decision.[答案]1－5 ACCBD第三步研读——能力升华接轨高考根据P44教材课文，在空白处填入1个适当的单词或括号内单词的正确形式。