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1、Module 4 Unit 2 Sports events第六课时 Grammar and usage(2)Teaching Aims:1. Participate in a discussion to find out how modal verbs are used2. Develop students ability by following the rules and practice.Teaching Important pointsHow to master rules of modal verbs.Teaching Difficult pointsHow to perfectly
2、 finish the work without any mistake by following the rules.Teaching Methods:Individual, pair or group discussion to make every student work in class.Teaching Aids:1. The multimedia2. The blackboardTeaching Procedures;Step 1. Review what we have learned.1. Now look at the blackboard, Id like you to
3、explain the meanings of the different modal verbs used in this sentence:I might/may/could/should/ought to/will/must watch the TV programme tonight.When might is used, it shows that the speaker is uncertain whether he or she will do something. When may is used, it shows that the speaker is s bit more
4、 certain than when might is used. Could is more certain than may, but less certain than should and ought to. Should and ought to are more certain.When we use will, we mean we are quite certain that we will do something.If we use must, we are almost certain to do something.2. If you want to have a lo
5、ok at your friends book, what do you say? (Can I have a look at your book?)What does your friend say to you? (Of course, you can. Or sorry/No, you cant)So can is also used to ask for permission, especially in informal or spoken English.3. Now read Part 1 on page 28 to find out how modal verbs are us
6、ed to talk about ability, obligation, certainty and permission. Pay attention to the three arrows that illustrate the degrees of obligation, certainty and permission when modal verbs are used.4. Read part 2 and use modal verbs to make requests, suggestions or offers, and give advice. e.g.:Will/Can y
7、ou read the sentence once more? (To make a request.)Shall we watch a film tonight? (To make a suggestion)I will help you if you have any problems (To make an offer)The manager is not in now. You should come back at three oclock (To give advice)5. Now please read the instructions for the exercise on
8、page 29. Then complete the article individually and I will check the answers later. (1) must (2) has to (3) must (4) must (5) should (6) ought to (7) could (8) may (9) could6. Read Part 4 on page 28 and try your best to understand why the continuous form or the perfect form is used with a modal verb
9、 in the example sentences. First Ill give you some examples:John isnt here to attend the party. He must be reviewing his notes for the big exam tomorrow. (The speaker thinks that John is reviewing his notes now.)Tom knows nothing about the subject. He cant have been at the lecture yesterday. (The sp
10、eaker is sure that Tom did not go to the lecture yesterday.)The money is gone. Who could have taken it? (The speaker does not know who has taken the money.)Step 2: Comparison of some pairs of model verbs comparisoncan, be able toshall, will need, daremustnt, neednt1. Read Part 1 on page 30 and find
11、the differences between can and be able to. Be able to is more formal and less common than can when referring to ability.Be able to can be used in different tenses or after other modal verbs, for example, will /shall be able to , would/should be able to , have/has /had been able to, must/may/might b
12、e able to.Be able to can be used after the infinitive marker to.The past form of be able to is was/were able to.Can is more common and informal than be able to when referring to abilityCan can be used to talk about a possible future action.The past form of can is could.Now please make some sentences
13、 with be able to and can, using different tenses, or after modal verbs or in a to-infinitive.2. Read Part 2 and then complete the chart below.Shall Will In affirmatives expressing promisesexpressing determinations or decisions In questionsmaking offers or suggestions for third personasking about wil
14、lingness for the second and third personMake some sentences using shall or will.Lets complete the dialogue ( Part B on page 31), and then read the dialogue in pairs to check your answers.B (1) Shall (2) shall (3) will (4) will/shall (5) will (6) will/shall (7) shall/will3. Read Part 3 which explains
15、 the use of mustnt and neednt and then make sentences 4. Read Part 4 which explains when to use need or dare as modal verbs5. Read the instructions for Part A on page 31, and then complete the passage.A (1) can (2) dare (3) can/could (4) may/might/could(5) mustnt/shouldnt/cant (6) mustnt/shouldnt/cant (7) can (8)needntStep 3: ConsolidationI. Relative items in recent years college entrance examination1. I was really anxious about you. You home without a word. (NMET2000)A. mustnt leave B. shouldnt have left C. couldnt have left D. ne
